CVE-2025-13017HIGH 8.1EPSS p12.0%

CVE-2025-13017CVE-2025-13017

Description

Same-origin policy bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.

Scoring

CVSS 3.18.1 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
EPSS0.22% probability of exploitation · percentile 12.0% · 2026-06-19T12:03:05Z
Published2025-11-11
Last modified2026-04-13

Underlying weaknesses· 1

CWE-942

References

  1. https://bugzilla.mozilla.org/show_bug.cgi?id=1980904
  2. https://www.mozilla.org/security/advisories/mfsa2025-87/
  3. https://www.mozilla.org/security/advisories/mfsa2025-88/
  4. https://www.mozilla.org/security/advisories/mfsa2025-90/
  5. https://www.mozilla.org/security/advisories/mfsa2025-91/

1

TypeTargetConfidenceTier
WeaknessPermissive Cross-domain Security Policy with Untrusted Domainscwe-9420%live

Related by meaning· 6

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

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CVE-2025-13019
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CVE-2025-13018
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CVE-2025-9180
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.