CVE-2026-3845 json
Heap buffer overflow in the Audio/Video: Playback component in Firefox for Android
published 2026-03-10 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-10502
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
Heap buffer overflow in the Audio/Video: Playback component in Firefox for Android. This vulnerability was fixed in Firefox 148.0.2.
Patch / fix
- mozilla firefox 148.0.2
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 8 mo ago
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Mozilla Firefox
Classification
- Weakness
-
- CWE-122 Heap-based Buffer Overflow
References
-
mozilla.org
/security/advisories/mfsa2026-19/
vendor-advisory
-
bugzilla.mozilla.org
/show_bug.cgi?id=2020174
issue-tracking, permissions-required
Sources
- CVE List CVE-2026-3845
- NVD CVE-2026-3845
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