What is CVE-2026-67990?

CVE-2026-67990 is a medium-severity vulnerability in N/a, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-08-13.

How severe is CVE-2026-67990?

Medium severity. CVSS v3 base score is 5.4 out of 10.

CSRF in N/a

CVE-2026-67990

basecamp/upright at commit efe4f2e5254ac6e57e45d2261804cca74dbbca3f disables Rails CSRF protection for its Alertmanager and Prometheus proxy controllers. An unauthenticated attacker can induce a logged-in user's browser to submit requests…

Vulnerability class: CSRF (Cross-Site Request Forgery)

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

cve@mitre.org
cve@mitre.org
cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-67990?: CVE-2026-67990 is a medium-severity vulnerability in N/a, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-08-13.
How severe is CVE-2026-67990?: Medium severity. CVSS v3 base score is 5.4 out of 10.