Out-of-bounds Read in Sleuthkit

CVE-2026-40025

The Sleuth Kit through 4.14.0 contains an out-of-bounds read vulnerability in the APFS filesystem keybag parser where the wrapped_key_parser class follows attacker-controlled length fields without bounds checking, causing heap reads past the allocated buffer. An attacker can craft a malicious APFS disk image that triggers information disclosure or crashes when processed by any Sleuth Kit tool that parses APFS volumes.

Vulnerability class: Buffer Overflow

EPSS: 0.001 (2.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-40025?
CVE-2026-40025 is a medium-severity vulnerability in Sleuthkit, classified under Out-of-bounds Read. CVSS score: 4.4/10. Published 2026-04-08.
How severe is CVE-2026-40025?
Medium severity. CVSS v3 base score is 4.4 out of 10.