CVE-2026-102566 CTranslate2 - Buffer Overflow

CTranslate2 < 4.8.1 contains a heap-based buffer overflow caused by failure to validate payload length in the binary model loader, letting attackers execute arbitrary code or cause crashes, exploit requires crafted malicious model files.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.15% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
29 September 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update to version 4.8.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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