CVE-2018-9466 — In the xmlSnprintfElementContent function of valid.c, there is a possible out of bounds write

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HIGH

In the xmlSnprintfElementContent function of valid.c, there is a possible out of bounds write

Published Nov 19, 2024

8.8

HIGH

CVSS 3.1

EPSS 0.31%

Description

In the xmlSnprintfElementContent function of valid.c, there is a possible out of bounds write. This could lead to remote escalation of privilege in an unprivileged app with no additional execution privileges needed. User interaction is needed for exploitation.

Affected products

Vendor Google Product Android Default
unaffected
- Version
  7
  Status
  affected
  Constraints
  -
- Version
  8
  Status
  affected
  Constraints
  -
- Version
  8.1
  Status
  affected
  Constraints
  -
- Version
  nyc-mr1-dev
  Status
  affected
  Constraints
  -
- Version
  nyc-mr2-dev
  Status
  affected
  Constraints
  -

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

Vendor

Product

Default status

Versions

Google

Android

unaffected

Version	Status	Constraints
7	affected	-
8	affected	-
8.1	affected	-
nyc-mr1-dev	affected	-
nyc-mr2-dev	affected	-

Vendor Google Product Android Default
n/a
- Version
  7.0
  Status
  affected
  Constraints
  -

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

Vendor

Product

Default status

Versions

Google

Android

n/a

Version	Status	Constraints
7.0	affected	-

Remediation

No remediation recorded yet.

Metrics

0.31% 0.00309

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.00309

Score over time

2024–2026

EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v3
EPSS v4
EPSS v5

Table of values (7 key points)

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

Date	Score	Percentile	Model
Oct 2, 2026	0.31% (0.00309)	21.54th	v5 (v2026.06.15)
Jun 15, 2026	0.30% (0.00300)	21.46th	v5 (v2026.06.15)
Feb 15, 2026	2.83% (0.02826)	85.86th	v4 (v2025.03.14)
Dec 28, 2025	4.46% (0.04456)	88.69th	v4 (v2025.03.14)
Mar 17, 2025	0.83% (0.00835)	73.00th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00043)	10.81th	v3 (v2023.03.01)
Nov 20, 2024	0.04% (0.00043)	10.28th	v3 (v2023.03.01)