PT-2025-31629 · Mozilla+1 · Firefox+1

Axel Chong · CVE-2025-8042 · Published 2025-07-22 · Updated 2026-07-25

Positive Technologies (AI Summary)

CVSS v3.1

9.8

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 Mozilla Firefox (affected versions not specified)

Description The vulnerability in Mozilla Firefox on Android operating systems relates to a flaw in the data protection mechanism. Remote exploitation of this issue may allow an attacker to bypass existing security restrictions.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Permission

Protection Mechanism Failure

Weakness Enumeration

CWE-732

CWE-693

Related Identifiers

ALT-PU-2025-10124

ALT-PU-2025-11497

BDU:2025-09277

CVE-2025-8042

OPENSUSE-SU-2025:15386-1

OPENSUSE-SU-2026:11373-1

Affected Products

Alt Linux

Firefox

References · 259

• https://cve.org/CVERecord?id=CVE-2025-8042 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2026:11373-1 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-09277 · Security Note
• https://mozilla.org/en-US/security/advisories/mfsa2025-56 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-8042 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8042 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-8042 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2025:15386-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-8042 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2025-56/#CVE-2025-8042 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2025-56 · Vendor Advisory
• https://suse.com/security/cve/CVE-2025-9187 · Note
• https://suse.com/security/cve/CVE-2026-8969 · Note
• https://suse.com/security/cve/CVE-2026-0881 · Note
• https://suse.com/security/cve/CVE-2026-0889 · Note