CVEvulnerability

CVE-2021-40509

5.4 MEDIUM Published 2021-09-04 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2021-09-04
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0 ([email protected]): 3.5 LOW — AV:N/AC:M/Au:S/C:N/I:P/A:N
Weaknesses: CWE-79

Description

ViewCommon.java in JForum2 2.7.0 allows XSS via a user signature.

Affected configurations

• jforum jforum 2.7.0

Related

Weakness · CWE (1)

CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References

http://packetstormsecurity.com/files/164045/jforum-2.7.0-Cross-Site-Scripting.html Third Party Advisory
http://seclists.org/fulldisclosure/2021/Sep/13 Mailing List, Third Party Advisory
https://lists.openwall.net/full-disclosure/2021/09/03/7 Exploit, Mailing List, Third Party Advisory
https://sourceforge.net/p/jforum2/code/934/ Patch, Third Party Advisory
http://packetstormsecurity.com/files/164045/jforum-2.7.0-Cross-Site-Scripting.html Third Party Advisory
http://seclists.org/fulldisclosure/2021/Sep/13 Mailing List, Third Party Advisory
https://lists.openwall.net/full-disclosure/2021/09/03/7 Exploit, Mailing List, Third Party Advisory
https://sourceforge.net/p/jforum2/code/934/ Patch, Third Party Advisory