CVE-2025-4976 - Exposure of Sensitive Information Due to Incompatible Policies in GitLab

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MEDIUM

Exposure of Sensitive Information Due to Incompatible Policies in GitLab

Published Jul 24, 2025

5.3

MEDIUM

CVSS 3.1

EPSS 0.42%

Description

An issue has been discovered in GitLab EE affecting all versions from 17.0 before 18.0.5, 18.1 before 18.1.3, and 18.2 before 18.2.1 that, under certain circumstances, could have allowed an attacker to access internal notes in GitLab Duo responses.

Affected products

Vendor GitLab Product GitLab Default
unaffected
- Version
  17.0
  Status
  affected
  Constraints
  <18.0.5
- Version
  18.1
  Status
  affected
  Constraints
  <18.1.3
- Version
  18.2
  Status
  affected
  Constraints
  <18.2.1

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

Vendor

Product

Default status

Versions

GitLab

unaffected

Version	Status	Constraints
17.0	affected	<18.0.5
18.1	affected	<18.1.3
18.2	affected	<18.2.1

Remediation

Vendor solution

Upgrade to versions 18.0.5, 18.1.3, 18.2.1 or above.

Weaknesses (1)

CWE-213

References (3)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-22481
Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/543905
issue-trackingpermissions-requiredBroken Link
https://hackerone.com/reports/3149956
technical-descriptionexploitpermissions-requiredPermissions Required

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-22481		Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/543905		issue-trackingpermissions-requiredBroken Link
https://hackerone.com/reports/3149956		technical-descriptionexploitpermissions-requiredPermissions Required