CVE-2025-1009

CRITICAL

9.8

Description

An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and Thunderbird < 135.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/4/2025

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

mozilla:firefoxmozilla:thunderbird

Weaknesses (CWE)

CWE-416CWE-416

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1936613(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-07/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-08/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-09/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-10/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2025-11/(security@mozilla.org)

https://lists.debian.org/debian-lts-announce/2025/02/msg00005.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/02/msg00006.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.