Vulnerability · Published Sep 1, 2025 · Assigned by VulDB
CVE-2025-9796thinkgem JeeSite EncodeUtils.java decodeUrl2 cross site scripting
Low 3.5
In plain English
A low-severity cross-site scripting in JeeSite from thinkgem. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Official description
A vulnerability was found in thinkgem JeeSite up to 5.12.1. This affects the function decodeUrl2 of the file common/src/main/java/com/jeesite/common/codec/EncodeUtils.java. The manipulation results in cross site scripting. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version 5.13.0 mitigates this issue. The patch is identified as 63773c97a56bdb3649510e83b66c16db4754965b. Upgrading the affected component is recommended.
Affected products (as reported)
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C
References
- VDB-322111 | thinkgem JeeSite EncodeUtils.java decodeUrl2 cross site scripting vdb-entry, technical-description
- VDB-322111 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #641125 | thinkgem https://github.com/thinkgem/jeesite5 <=v5.12.1 XSS third-party-advisory
- https://github.com/thinkgem/jeesite5/issues/33 issue-tracking
- https://github.com/thinkgem/jeesite5/issues/33#issuecomment-3197374560 issue-tracking
- https://github.com/thinkgem/jeesite5/issues/33#issue-3330107533 exploit, issue-tracking
- https://github.com/thinkgem/jeesite5/commit/63773c97a56bdb3649510e83b66c16db4754965b patch
- https://github.com/thinkgem/jeesite5/releases/tag/v5.13.0.springboo3 patch