CVE-2026-55377
CVE-2026-55377
Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.41.0, Logto's Account Center step-up check accepted any active verification record that belonged to the current user and had isVerified === true. A WebAu…
Vulnerability class: Broken Authentication
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-55377?
- CVE-2026-55377 is a high-severity vulnerability, classified under Improper Authentication. CVSS score: 8.1/10. Published 2026-07-10.
- How severe is CVE-2026-55377?
- High severity. CVSS v3 base score is 8.1 out of 10.