CVE-2025-49709CRITICAL 9.8EPSS p43.1%

CVE-2025-49709CVE-2025-49709

Description

Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.58% probability of exploitation · percentile 43.1% · 2026-06-19T12:03:05Z
Published2025-06-11
Last modified2026-04-13

Underlying weaknesses· 1

CWE-787

References

  1. https://bugzilla.mozilla.org/show_bug.cgi?id=1966083
  2. https://www.mozilla.org/security/advisories/mfsa2025-47/

1

TypeTargetConfidenceTier
WeaknessOut-of-bounds Writecwe-7870%live

Related by meaning· 6

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

CVE
CVE-2025-49710
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CVE-2025-11152
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CVE-2026-4725
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CVE-2026-4715
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CVE-2025-14861
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CVE-2025-11709
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.