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CVE-2026-100521
Description
Cotonti through 1.0.0 contains a reflected cross-site scripting vulnerability in the search plugin highlight parameter that performs no HTML or JavaScript escaping. Attackers can craft malicious links with injected JavaScript in the highlight parameter that executes in the browser of any visitor who opens the link, including administrators.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NReferences
- https://github.com/Cotonti/Cotonti
- https://github.com/Cotonti/Cotonti/blob/1.0.0/plugins/search/search.header.php
- https://github.com/Cotonti/Cotonti/blob/1.0.0/plugins/search/search.page.first.php
- https://github.com/Cotonti/Cotonti/issues/1907
- https://github.com/Cotonti/Cotonti/pull/1908
- https://www.vulncheck.com/advisories/cotonti-through-1.0.0-reflected-xss-via-search-highlight-parameter