CVE-2025-6278

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-6278
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.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.1 / Impact : 3.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.2 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:A/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 5.1 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://github.com/Upsonic/Upsonic/issues/356 Exploit
https://vuldb.com/?ctiid.313282 Permissions Required VDB Entry
https://vuldb.com/?id.313282 Third Party Advisory VDB Entry
https://vuldb.com/?submit.593096 Third Party Advisory VDB Entry
https://github.com/Upsonic/Upsonic/issues/356 Exploit
Configurations

Configuration 1 (hide)

cpe:2.3:a:upsonic:upsonic:*:*:*:*:*:*:*:*
History

08 Jul 2025, 16:38

Type Values Removed Values Added
References () https://github.com/Upsonic/Upsonic/issues/356 - () https://github.com/Upsonic/Upsonic/issues/356 - Exploit
References () https://vuldb.com/?ctiid.313282 - () https://vuldb.com/?ctiid.313282 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.313282 - () https://vuldb.com/?id.313282 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.593096 - () https://vuldb.com/?submit.593096 - Third Party Advisory, VDB Entry
First Time Upsonic upsonic
Upsonic
CPE cpe:2.3:a:upsonic:upsonic:*:*:*:*:*:*:*:*

23 Jun 2025, 20:16

Type Values Removed Values Added
References () https://github.com/Upsonic/Upsonic/issues/356 - () https://github.com/Upsonic/Upsonic/issues/356 -
Summary
  • (es) Se detectó una vulnerabilidad crítica en Upsonic hasta la versión 0.55.6. Esta vulnerabilidad afecta la función os.path.join del archivo markdown/server.py. La manipulación del argumento file.filename provoca un path traversal. Se ha hecho público el exploit y puede que sea utilizado.

19 Jun 2025, 21:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-06-19 21:15

Updated : 2025-07-08 16:38

NVD link : CVE-2025-6278

Mitre link : CVE-2025-6278

CVE.ORG link : CVE-2025-6278

JSON object : View

Products Affected

upsonic

  • upsonic
CWE
CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')