CVE-2026-116824

Medium

Description

YesWiki before 4.7.0 contains a stored cross-site scripting vulnerability in handlers/page/referrers_sites.php that allows unauthenticated attackers to inject scripts via crafted Referer headers. Attackers can send a Referer hostname containing HTML metacharacters that renders unescaped, executing JavaScript for any referrer-sites page visitor to perform same-origin authenticated actions.

SeverityMedium

CVSS6.1

Exploit probability—

Product

Yeswiki

PublishedOct 27, 2026

First seenOct 27, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

YesWiki yeswiki4.7.0 or later

Vendor advisories

github.com/YesWiki/yeswiki/security/advisories/GHSA-xcwg-2pj5-3qm4

Affected products

Product	Affected versions	Fixed in
YesWiki yeswiki	v < 4.7.0	4.7.0

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.