Description
A vulnerability classified as critical was found in Upsonic up to 0.55.6. This vulnerability affects the function os.path.join of the file markdown/server.py. The manipulation of the argument file.filename leads to path traversal. The exploit has been disclosed to the public and may be used.
Published: 2025-06-19
Score: 5.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-18698 Upsonic is vulnerable to Path Traversal attack through its os.path.join function
Github GHSA Github GHSA GHSA-8jf4-fcjr-68c2 Upsonic is vulnerable to Path Traversal attack through its os.path.join function
History

Tue, 08 Jul 2025 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Upsonic
Upsonic upsonic
CPEs cpe:2.3:a:upsonic:upsonic:*:*:*:*:*:*:*:*
Vendors & Products Upsonic
Upsonic upsonic

Mon, 23 Jun 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 19 Jun 2025 20:45:00 +0000

Type Values Removed Values Added
Description A vulnerability classified as critical was found in Upsonic up to 0.55.6. This vulnerability affects the function os.path.join of the file markdown/server.py. The manipulation of the argument file.filename leads to path traversal. The exploit has been disclosed to the public and may be used.
Title Upsonic server.py os.path.join path traversal
Weaknesses CWE-22
References
Metrics cvssV2_0

{'score': 5.2, 'vector': 'AV:A/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.5, 'vector': 'CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Subscriptions

Upsonic Upsonic
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2025-06-23T19:30:11.485Z

Reserved: 2025-06-19T06:52:48.340Z

Link: CVE-2025-6278

cve-icon Vulnrichment

Updated: 2025-06-23T16:16:31.519Z

cve-icon NVD

Status : Analyzed

Published: 2025-06-19T21:15:27.017

Modified: 2026-04-29T01:00:01.613

Link: CVE-2025-6278

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses