PT-2025-46366 · Mozilla+1 · Firefox+1

Jamie Nicol · CVE-2025-13026 · Published 2025-11-11 · Updated 2026-07-25

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 145

Description A sandbox escape issue exists due to incorrect boundary conditions within the Graphics: WebGPU component. This could allow an attacker to escape the sandbox.

Recommendations Update Firefox to version 145 or later.

Fix

DoS

Weakness Enumeration

CWE-703

Related Identifiers

ALT-PU-2025-14358

ALT-PU-2025-14878

BDU:2025-14087

CVE-2025-13026

OPENSUSE-SU-2025:15735-1

OPENSUSE-SU-2026:11373-1

Affected Products

Alt Linux

Firefox

References · 252

• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2026-0518SE47 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:15735-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-13026 · Security Note
• https://mozilla.org/en-US/security/advisories/mfsa2025-87 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-13026 · Security Note
• https://wiki.astralinux.ru/astra-linux-se18-bulletin-2026-0224SE18 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2025-90 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2026-0421SE17 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20251225SE16 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/726476 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-13026 · Security Note
• https://ubuntu.com/security/CVE-2025-13026 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:11373-1 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2025-87/#CVE-2025-13026 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-14087 · Security Note