HIGH7.1
PYSEC-2026-2521
InstructLab vulnerable to Path Traversal
Details
A flaw was found in InstructLab. A local attacker could exploit a path traversal vulnerability in the chat session handler by manipulating the `logs_dir` parameter. This allows the attacker to create new directories and write files to arbitrary locations on the system, potentially leading to unauthorized data modification or disclosure.
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI/instructlab
Introduced in:
0No fixed version published yet for instructlab (pip). Pin to a known-safe version or switch to an alternative.
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-6855[ADVISORY]
- https://access.redhat.com/security/cve/CVE-2026-6855[WEB]
- https://bugzilla.redhat.com/show_bug.cgi?id=2460013[WEB]
- https://github.com/instructlab/instructlab[PACKAGE]
- https://pypi.org/project/instructlab[PACKAGE]
- https://github.com/advisories/GHSA-pqmg-c2j8-fq92[ADVISORY]