CVE-2026-67993CWE-352csrf

CVE-2026-67993

High · published September 30, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
3.7
In the wild
Unconfirmed
What it is

basecamp/upright at commit efe4f2e5254ac6e57e45d2261804cca74dbbca3f contains a login cross-site request forgery issue in the static credentials callback.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00148 · 3.7th percentile
Weakness
CWE-352 · Cross-Site Request Forgery (CSRF)
Published
2026-09-30T00:17Z
References (2)
https://github.com/basecamp/upright · [email protected]https://github.com/basecamp/upright/blob/efe4f2e5254ac6e57e45d2261804cca74dbbca3f/app/controllers/upright/sessions_controller.rb#L3 · [email protected]
EPSS history
Timeline
  • 01 OCT 03:48Z
    EPSS moved — → 0%
    epss
  • 29 SEP 00:00Z
    basecamp/upright at commit efe4f2e5254ac6e57e45d2261804cca74dbbca3f contains a login cross-site request forgery issue in the static credentials callback
    cvelistv5