CVE-2025-13013

6.1 MEDIUM

Published: November 11, 2025 Modified: April 13, 2026

Description

Mitigation bypass in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Firefox ESR 115.30, Thunderbird 145, and Thunderbird 140.5.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1991945

Source: security@mozilla.org

Permissions Required

https://www.mozilla.org/security/advisories/mfsa2025-87/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2025-88/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2025-89/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2025-90/

Source: security@mozilla.org

https://www.mozilla.org/security/advisories/mfsa2025-91/

Source: security@mozilla.org

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

6.1 / 10.0

EPSS (Exploit Probability)

0.1%

17th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-288

Affected Vendors

mozilla

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