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CVE-2026-20889
Published: Apr 7, 2026
Modified: Apr 8, 2026
PUBLISHED
CVSS v3.1
9.8
CRITICAL
Description
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.
| Vendor | Product | Versions |
|---|---|---|
LibRaw | LibRaw | affected Commit d20315b |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
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