VDB
CVE-2026-20889
CVE-2026-20889
PUBLISHED
CVSS 9.800000190734863 CRITICAL
A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw 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.
EPSS 0.81% · 55.2th percentile
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.81%
55.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| LibRaw | LibRaw | * |
Timeline
- Apr 7, 2026 CVE Published
- Apr 7, 2026 PoC Published
- Apr 7, 2026 Security Advisory
- May 4, 2026 Distribution Patch
- May 4, 2026 Security Advisory
- May 7, 2026 Distribution Patch
- May 7, 2026 Security Advisory
- May 8, 2026 Distribution Patch
- May 8, 2026 Security Advisory
- May 9, 2026 Distribution Patch
- May 9, 2026 Security Advisory
- May 18, 2026 EPSS Score