CVE-2026-2467 — Heap-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Variables and Tags.

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CRITICAL

Heap-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Variables and Tags.

Published Jun 17, 2026

9.2

CRITICAL

CVSS 4.0

EPSS 0.19%

Description

Heap-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Variables and Tags. This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1.*, from 6.0.0 before 6.0.*, from 5.3.0 before 5.3.*, from 5.2.0 before 5.2.*, from 5.0.0 before 5.1.*.

Affected products

Vendor RTI Product Connext Professional Default
unaffected
- Version
  5.0.0
  Status
  affected
  Constraints
  <5.1.*
- Version
  5.2.0
  Status
  affected
  Constraints
  <5.2.*
- Version
  5.3.0
  Status
  affected
  Constraints
  <5.3.*
- Version
  6.0.0
  Status
  affected
  Constraints
  <6.0.*
- Version
  6.1.0
  Status
  affected
  Constraints
  <6.1.*
- Version
  7.0.0
  Status
  affected
  Constraints
  <7.3.1.3
- Version
  7.4.0
  Status
  affected
  Constraints
  <7.7.0

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

RTI

Connext Professional

unaffected

Version	Status	Constraints
5.0.0	affected	<5.1.*
5.2.0	affected	<5.2.*
5.3.0	affected	<5.3.*
6.0.0	affected	<6.0.*
6.1.0	affected	<6.1.*
7.0.0	affected	<7.3.1.3
7.4.0	affected	<7.7.0

Remediation

No remediation recorded yet.

Metrics

0.19% 0.00189

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00189

Score over time

Jun–Oct 2026

EPSS v5

Percentile over time

EPSS v5

Table of values (2 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.19% (0.00189)	7.66th	v5 (v2026.06.15)
Jun 18, 2026	0.21% (0.00205)	10.49th	v5 (v2026.06.15)

Weaknesses (1)

CWE-122

References (1)

https://www.rti.com/vulnerabilities/#cve-2026-2467
Vendor AdvisoryMitigation

Link	Providers	Tags
https://www.rti.com/vulnerabilities/#cve-2026-2467		Vendor AdvisoryMitigation

Change history (189)

Sep 23, 2026, 06:48 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 04:48 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 12:49 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 10:49 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 08:49 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 06:49 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 04:49 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 02:48 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 23, 2026, 12:48 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 10:48 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 08:49 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 05:28 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 03:28 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 01:28 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 11:28 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 09:28 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 07:38 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 05:27 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 03:29 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 22, 2026, 01:29 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 11:27 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 09:27 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 07:27 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 05:27 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 03:27 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 01:27 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 11:27 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 09:27 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 04:33 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 02:33 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 21, 2026, 12:35 AM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2
- CVSS severity changed from HIGH to CRITICAL
- CVSS vector changed from CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 8.2 to 9.2
Sep 20, 2026, 10:44 PM UTC MITRE
- CVSS severity changed from CRITICAL to HIGH
- CVSS vector changed from CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H to CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H
- CVSS score changed from 9.2 to 8.2

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner RTI

Published Jun 17, 2026

Updated Sep 22, 2026

Reserved Feb 13, 2026

Link CVE-2026-2467

CISA Vulnrichment

Updated Jun 17, 2026

NVD

Status Modified

Modified Sep 22, 2026

Link CVE-2026-2467

Red Hat

Severity n/a

Public date n/a

Links CVE-2026-2467