{"id":"CVE-2026-107145","published":"2026-10-27T10:16:54.030","lastModified":"2026-10-27T15:07:32.527","description":"The twofactor_gauthenticator plugin for Roundcube is vulnerable to brute-forcing of the second-factor code. Due to the lack of rate limiting, an attacker who obtains user's password can submit arbitrary 6-digit codes, resulting in second-factor bypass and unauthorized access to the system.\n\n\n\n\nThis issue was fixed in commit 4640889.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-307"],"vendors":[],"products":[],"references":[{"url":"https://cert.pl/en/posts/2026/10/CVE-2026-107145","tags":[]},{"url":"https://github.com/alexandregz/twofactor_gauthenticator/blob/master/CHANGES-2FA-SECURITY.en.md","tags":[]}],"exploitRefs":[{"url":"https://github.com/alexandregz/twofactor_gauthenticator/blob/master/CHANGES-2FA-SECURITY.en.md","tags":[]}],"hasPoc":true,"ai":null}