CVE-2023-29537
Medium
Elevated severity or exploit probability.
CVSS base
7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.6%
44.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-362
Published 2023-06-02 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
| Attack Vector | N | Network |
| Attack Complexity | H | High |
| Privileges Required | N | None |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2023-06-02 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
Description
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Affected
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1823365
- https://bugzilla.mozilla.org/show_bug.cgi?id=1824200
- https://bugzilla.mozilla.org/show_bug.cgi?id=1825569
- https://www.mozilla.org/security/advisories/mfsa2023-13/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1823365
- https://bugzilla.mozilla.org/show_bug.cgi?id=1824200
- https://bugzilla.mozilla.org/show_bug.cgi?id=1825569
- https://www.mozilla.org/security/advisories/mfsa2023-13/