HIGH 7.3 NVD
CVE-2026-100310
GNU libextractor before 1.16 loads plugins from an untrusted search path specified by the LIBEXTRACTOR_PREFIX environment variable without proper privilege chec
GNU libextractor before 1.16 loads plugins from an untrusted search path specified by the LIBEXTRACTOR_PREFIX environment variable without proper privilege checks. A local attacker can exploit this by setting LIBEXTRACTOR_PREFIX to a directory containing a malicious plugin that executes arbitrary code with elevated privileges when loaded by a setuid or setgid program.
References
- https://ftp.gnu.org/gnu/libextractor/
- https://git.gnunet.org/gnunet/libextractor/commit/6edfa653c048800e24a17f7e8cc2bb42659b8d01
- https://github.com/Haitam-lazaar/libextractor-privesc
- https://www.gnu.org/software/libextractor/
- https://www.vulncheck.com/advisories/gnu-libextractor-before-1.16-privilege-escalation-via
- https://www.openwall.com/lists/oss-security/2026/09/25/25
This high severity vulnerability with a CVSS score of 7.3 was published on 2026-09-25 via NVD.
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