CVE-2026-6855
Instructlab: instructlab: path traversal allows arbitrary directory creation and file write
- State
- Published
- Severity
- 7.1 High
- Published
- Apr 22, 2026
- Updated
- Apr 24, 2026
- Reserved
- Apr 22, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.1 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | redhat |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat | |
Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat | |
Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat | |
Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat | |
Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat | |
Red Hat Enterprise Linux AI (RHEL AI) 3Red Hat |
References
- https://access.redhat.com/security/cve/CVE-2026-6855vdb-entry
- RHBZ#2460013issue-tracking
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