CVE-2026-2557

cskefu File Upload MediaController.java upload cross site scripting

CVSS 5.1 MEDIUMEPSS 0.2%CWE-79 CWE-94

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.1EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

16 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability was detected in cskefu up to 8.0.1. Impacted is the function Upload of the file com/cskefu/cc/controller/resource/MediaController.java of the component File Upload. The manipulation results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Affected products

n/a · cskefu

References

https://fx4tqqfvdw4.feishu.cn/docx/ZqvtdTniToQMw0xZL94cTpuTnac https://vuldb.com/?ctiid.346165 https://vuldb.com/?id.346165 https://vuldb.com/?submit.750729