Auth bypass in Prowler-cloud Prowler

CVE-2026-59151

Prowler is a cloud security platform. Prior to 5.30.3, Prowler's SAML authentication flow trusted the email domain asserted in a SAMLResponse when deciding which tenant should receive the final token, and the ACS finish logic in api/src/ba…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59151?
CVE-2026-59151 is a critical-severity vulnerability in Prowler-cloud Prowler, classified under Improper Authentication. CVSS score: 9.6/10. Published 2026-07-10.
How severe is CVE-2026-59151?
Critical severity. CVSS v3 base score is 9.6 out of 10.