CVE-2026-85702CWE-287CWE-306

CVE-2026-85702

High · published September 5, 2026

CVSS v3.1
7.3
EPSS
1%
Percentile
50.9
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in ramon-victor freegpt-webui up to 098db3dfeb41555c2ca9269df0f13e10ec1c35dc. Affected is the function _conversation of the file server/backend.py of the component Backend Conversation API. Such manipulation of the argument model leads to missing authentication. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. This vulnerability only affects products that are no longer supported by the maintainer.

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00658 · 50.9th percentile
Weaknesses
CWE-287 · Improper Authentication; CWE-306 · Missing Authentication for Critical Function
Published
2026-09-05T01:17Z
References (6)
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 20:30Z
    ramon-victor freegpt-webui Backend Conversation API backend.py _conversation missing authentication
    cvelistv5