Medium severity5.4NVD Advisory· Published Sep 4, 2021· Updated Jun 17, 2026
CVE-2021-40509
CVE-2021-40509
Description
ViewCommon.java in JForum2 2.7.0 allows XSS via a user signature.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- JForum2/JForum2description
Patches
Vulnerability mechanics
References
4- sourceforge.net/p/jforum2/code/934/nvdPatchThird Party Advisory
- lists.openwall.net/full-disclosure/2021/09/03/7nvdExploitMailing ListThird Party Advisory
- packetstormsecurity.com/files/164045/jforum-2.7.0-Cross-Site-Scripting.htmlnvdThird Party Advisory
- seclists.org/fulldisclosure/2021/Sep/13nvdMailing ListThird Party Advisory
News mentions
0No linked articles in our index yet.