CVE-2017-5673

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-03-22 · updated 2026-06-17
Weakness: CWE-79

Description

In the Kunena extension 5.0.2 through 5.0.4 for Joomla!, the forum message subject (aka topic subject) accepts JavaScript, leading to XSS. Six files are affected: crypsis/layouts/message/item/default.php, crypsis/layouts/message/item/top/default.php, crypsis/layouts/message/item/bottom/default.php, crypsisb3/layouts/message/item/default.php, crypsisb3/layouts/message/item/top/default.php, and crypsisb3/layouts/message/item/bottom/default.php. This is fixed in 5.0.5.

Affected products

Kunena: 5.0.2, 5.0.3, 5.0.4

References

http://www.fox.ra.it/technical-articles/kunena-vulnerability-2017-01.html
http://www.securityfocus.com/bid/101677
http://www.fox.ra.it/technical-articles/kunena-vulnerability-2017-01.html
http://www.securityfocus.com/bid/101677

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