MEDIUMVulnerability
CVE-2026-76957
libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412.
Properties
- severity
- MEDIUM
- score
- 4.9
- epss_score
- 0.00108
- cve_id
- CVE-2026-76957
- vector
- CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
- published_at
- 2026-08-20T05:16:29.747
- last_modified
- 2026-09-03T17:37:43.450
- epss_percentile
- 0.01309
Related Entities (3)
ENRICHED_BY (1)
→[Source]FIRST EPSS
HAS_WEAKNESS (1)
→[Weakness]Use After Free
DESCRIBED_BY (1)
→[Source]NVD
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