CVE-2025-1011HIGH 8.8EPSS p43.3%

CVE-2025-1011CVE-2025-1011

Description

A bug in WebAssembly code generation could have lead to a crash. It may have been possible for an attacker to leverage this to achieve code execution. This vulnerability was fixed in Firefox 135, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS0.58% probability of exploitation · percentile 43.3% · 2026-06-19T12:03:05Z
Published2025-02-04
Last modified2026-04-13

Underlying weaknesses· 1

CWE-94

References

  1. https://bugzilla.mozilla.org/show_bug.cgi?id=1936454
  2. https://www.mozilla.org/security/advisories/mfsa2025-07/
  3. https://www.mozilla.org/security/advisories/mfsa2025-09/
  4. https://www.mozilla.org/security/advisories/mfsa2025-10/
  5. https://www.mozilla.org/security/advisories/mfsa2025-11/
  6. https://lists.debian.org/debian-lts-announce/2025/02/msg00005.html
  7. https://lists.debian.org/debian-lts-announce/2025/02/msg00006.html

1

TypeTargetConfidenceTier
WeaknessImproper Control of Generation of Code ('Code Injection')cwe-940%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.