CVE-2026-41245 PUBLISHED

Junrar: Path Traversal (Zip-Slip) via Sibling Directory Name Prefix

Assigner: GitHub_M
Reserved: 18.04.2026 Published: 20.04.2026 Updated: 20.04.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS Score: 5.9

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	junrar
Product	junrar
Versions	Version < 7.5.10 is affected

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

Problem Types

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE