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CVE-2025-61146

MEDIUM CVSS 3.1: 4.0 EPSS 0.02%
Updated Feb 24, 2026
saitoha
Parameter Value
CVSS 4.0 (MEDIUM)
Type CWE-401 (Memory Leak)
Vendor saitoha
Public PoC No

saitoha libsixel until v1.8.7 was discovered to contain a memory leak via the component malloc_stub.c.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption

CVSS Vector v3.1

Weakness Type (CWE)

CWE-401 Memory Leak

References 3

https://gist.github.com/optionGo/1100e5be05c5558501a95f5e99160584
cve@mitre.org
https://github.com/saitoha/libsixel/commit/e0ba6685262a3679cc5b9009c0c5b7dc8a3f…
cve@mitre.org
https://github.com/saitoha/libsixel/issues/207
cve@mitre.org
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