CVE-2026-67993

basecamp/upright at commit efe4f2e5254ac6e57e45d2261804cca74dbbca3f contains a login cross-site…

Risk score: 58/100
CVSS: 8.8 v3.1
Exploit chance (30 days): 0.1%
Published: 29 Sep 2026

Open in the live forecast Today's forecast

What to know

What it is: basecamp/upright at commit efe4f2e5254ac6e57e45d2261804cca74dbbca3f contains a login cross-site request forgery issue in the static credentials callback.
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 8.8 high
Remotely exploitable without logging in

References

https://github.com/basecamp/upright
https://github.com/basecamp/upright/blob/efe4f2e5254ac6e57e45d2261804cca74dbbca3f/app/controllers/upright/sessions_controller.rb#L3

Original description

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

Last activity 29 Sep 2026. Patch Forecast updates every hour.