CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2026-20911
Critical (9.8) in libraw libraw. EPSS 0.6% chance of exploitation in the next 30 days.
A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality of LibRaw Commit 0b56545 and Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
Severity
- EPSS
- 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-131, CWE-120
- Published
- Modified
- Record from
- the NVD, synced
Affected
- libraw:libraw
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2026-2330
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2330
- https://access.redhat.com/security/cve/CVE-2026-20911
- https://bugzilla.redhat.com/show_bug.cgi?id=2455959
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-20911.json