A vulnerability classified as problematic was found in b1gMail up to 7.4.1-pl1. Affected by this vulnerability is an unknown functionality of the file src/admin/users.php of the component Admin Page. The manipulation of the argument query/q leads to deserialization. The attack can be launched remotely. Upgrading to version 7.4.1-pl2 is able to address this issue. The identifier of the patch is 4816c8b748f6a5b965c8994e2cf10861bf6e68aa. It is recommended to upgrade the affected component. The vendor acted highly professional and even fixed this issue in the discontinued commercial edition as b1gMail 7.4.0-pl3.
https://www.b1gmail.eu/forum/thread/217-security-update-to-b1gmail-7-4-1-released/
https://vuldb.com/?submit.505838
https://vuldb.com/?ctiid.297829
https://github.com/b1gMail-OSS/b1gMail/releases/tag/7.4.1-pl2
https://github.com/b1gMail-OSS/b1gMail/commit/4816c8b748f6a5b965c8994e2cf10861bf6e68aa
https://gist.github.com/mcdruid/cb0b848c12fd6a6bc0c1b3357b983d30
Published: 2025-02-27
Updated: 2026-04-15
Base Score: 5.8
Vector: CVSS2#AV:N/AC:L/Au:M/C:P/I:P/A:P
Severity: Medium
Base Score: 4.7
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Severity: Medium
Base Score: 5.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Severity: Medium
EPSS: 0.00084