Deserialization in Linzhaoguan Pb-Cms
CVE-2025-2043
A vulnerability was found in LinZhaoguan pb-cms 1.0.0 and classified as critical. This issue affects some unknown processing of the file /admin#themes of the component Add New Topic Handler. The manipulation of the argument Topic Key leads to deserialization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
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: 0.005 (39.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Linzhaoguan Pb-Cms — versions 1.0.0
- Pb-Cms Project — versions 1.0.0
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/Jingyi-u/Pb-cms2/blob/main/README.md (exploit, Broken Link)
Frequently asked questions
- What is CVE-2025-2043?
- CVE-2025-2043 is a medium-severity vulnerability in Linzhaoguan Pb-Cms, classified under Improper Input Validation. CVSS score: 4.7/10. Published 2025-03-06.
- How severe is CVE-2025-2043?
- Medium severity. CVSS v3 base score is 4.7 out of 10.