CVE-2026-41245
Junrar: Path Traversal (Zip-Slip) via Sibling Directory Name Prefix
- State
- Published
- Severity
- 5.9 Medium
- Published
- Apr 20, 2026
- Updated
- Aug 18, 2026
- Reserved
- Apr 18, 2026
Description
Junrar is an open source java RAR archive library. Prior to version 7.5.10, a path traversal vulnerability in `LocalFolderExtractor` allows an attacker to write arbitrary files with attacker-controlled content into sibling directories when a crafted RAR archive is extracted. Version 7.5.10 fixes the issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.9 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N | GitHub_M |
| 3.1 | 9.3 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:H | redhat-SADP |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
junrarjunrar |
|
References
- https://github.com/junrar/junrar/security/advisories/GHSA-hf5p-q87m-crj7
- https://github.com/junrar/junrar/commit/d77e9a83eb721cd51f9c23d7869d0e6ad7f952d7
- https://github.com/junrar/junrar/releases/tag/v7.5.10
- https://access.redhat.com/security/cve/CVE-2026-41245vdb-entry
- RHBZ#2459769issue-tracking
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41245.json
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