CVE-2026-2200: heyewei JFinalCMS API Endpoint save cross site scripting

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-02-09 · updated 2026-06-17
Weakness: CWE-79

Description

A weakness has been identified in heyewei JFinalCMS 5.0.0. This affects an unknown function of the file /admin/admin/save of the component API Endpoint. Executing a manipulation can lead to cross site scripting. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

JFinalCMS: 5.0.0

References

https://github.com/zh-010/my_cve/blob/main/heyewei%20JFinalCMS%20XSS.md
https://vuldb.com/?ctiid.344903
https://vuldb.com/?id.344903
https://vuldb.com/?submit.750098

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