openSUSE 16 Security Update : dovecot24 (openSUSE-SU-2026:20554-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20554-1 advisory. - Update to v2.4.3 - CVE-2025-59028: Invalid base64 authentication can cause DoS for other logins bsc1260894. - CVE-2025-59031: decode2text.sh...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : Dovecot vulnerabilities (USN-8136-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8136-1 advisory. It was discovered that Dovecot incorrectly handled invalid base64 SASL data. An attacker could possibly use this issue to cause a...

CVE-2026-24031

creationtimestamp| type| source ---|---|--- 2026-03-27 11:16:46+00:00| seen| Telegram/hnc41FvgR2VyITu4BVl6HabBwFPEZ-H6ltaZ3k0o3hEQc60 2026-03-27 12:16:26+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mi23w6xuzv2i 2026-03-27 23:43:13+00:00| seen|...

DEBIAN-CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...