CVE-2025-8042

Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141.

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.5% chance of exploitation in the next 30 days; higher than 40% of CVEs (scores of 2026-10-25)

CWE

CWE-732

Published

2025-08-19

Modified

2026-09-30

Record from

the NVD, synced 2026-10-19

Affected

• mozilla:firefox

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1791322
• https://www.mozilla.org/security/advisories/mfsa2025-56/

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