bisheng 2.3.0, 2.4.0, and 2.4.0-beta1 is vulnerable to directory traversal in save_download_file (src/backend/bisheng/core/cache/utils.py:290).

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Fixes

Solution

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Workaround

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History

Thu, 01 Oct 2026 21:45:00 +0000

Type Values Removed Values Added
Title Directory Traversal in bisheng Cache Utility Exposes Unauthorized File Access

Thu, 01 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 01 Oct 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Dataelement
Dataelement bisheng
Vendors & Products Dataelement
Dataelement bisheng

Wed, 30 Sep 2026 23:30:00 +0000

Type Values Removed Values Added
Title Directory Traversal in bisheng Cache Utility Exposes Unauthorized File Access
Weaknesses CWE-22

Wed, 30 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description bisheng 2.3.0, 2.4.0, and 2.4.0-beta1 is vulnerable to directory traversal in save_download_file (src/backend/bisheng/core/cache/utils.py:290).
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-01T18:48:08.502Z

Reserved: 2026-06-08T00:00:00.000Z

Link: CVE-2026-51859

cve-icon Vulnrichment

Updated: 2026-10-01T18:47:20.319Z

cve-icon NVD

Status : Deferred

Published: 2026-09-30T21:17:11.893

Modified: 2026-10-01T19:17:20.790

Link: CVE-2026-51859

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T21:30:13Z

Weaknesses