We use these services and cookies to improve your user experience. You may opt out if you wish, however, this may limit some features on this site.

Please see our statement on Data Privacy.

Crisp.chat (Helpdesk and Chat)

Ok

THREATINT
PUBLISHED

CVE-2025-6278

Upsonic server.py os.path.join path traversal



Description

EN DE

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.

In Upsonic bis 0.55.6 wurde eine Schwachstelle entdeckt. Sie wurde als kritisch eingestuft. Betroffen ist die Funktion os.path.join der Datei markdown/server.py. Mit der Manipulation des Arguments file.filename mit unbekannten Daten kann eine path traversal-Schwachstelle ausgenutzt werden. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-06-19 | Published 2025-06-19 | Updated 2025-06-19 | Assigner VulDB


MEDIUM: 5.1CVSS: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
MEDIUM: 5.5CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 5.5CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
5.2AV:A/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Path Traversal

Timeline

2025-06-19:Advisory disclosed
2025-06-19:VulDB entry created
2025-06-19:VulDB entry last update

References

vuldb.com/?id.313282 (VDB-313282 | Upsonic server.py os.path.join path traversal) vdb-entry technical-description

vuldb.com/?ctiid.313282 (VDB-313282 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.593096 (Submit #593096 | Upsonic <=v0.55.6 Path Traversal: '..\filedir') third-party-advisory

github.com/Upsonic/Upsonic/issues/356 exploit issue-tracking

cve.org (CVE-2025-6278)

nvd.nist.gov (CVE-2025-6278)

Download JSON

Share this page
https://cve.threatint.eu/CVE/CVE-2025-6278

Support options

Helpdesk Chat, Email, Knowledgebase