CVE-2025-2043: LinZhaoguan pb-cms Add New Topic admin#themes deserialization

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-06 · updated 2026-06-17
Weakness: CWE-20

Description

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.

Affected products

LinZhaoguan pb-cms: 1.0.0

References

https://github.com/Jingyi-u/Pb-cms2/blob/main/README.md
https://vuldb.com/?ctiid.298787
https://vuldb.com/?id.298787
https://vuldb.com/?submit.513243

Get alerted when CVE-2025-2043 or the next vulnerability affects your stack