Deserialization in B1gmail
CVE-2025-1741
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (32.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- B1gmail — versions 7.4.1-pl1
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- gist.github.com/mcdruid/cb0b848c12fd6a6bc0c1b3357b983d30 (related)
- www.b1gmail.eu/forum/thread/217-security-update-to-b1gmail-7-4-1-released/ (patch)
- github.com/b1gMail-OSS/b1gMail/commit/4816c8b748f6a5b965c8994e2cf10861bf6e68aa (patch)
- github.com/b1gMail-OSS/b1gMail/releases/tag/7.4.1-pl2 (patch)
Frequently asked questions
- What is CVE-2025-1741?
- CVE-2025-1741 is a medium-severity vulnerability in B1gmail, classified under Improper Input Validation. CVSS score: 4.7/10. Published 2025-02-27.
- How severe is CVE-2025-1741?
- Medium severity. CVSS v3 base score is 4.7 out of 10.