Cotonti through 1.0.0 Reflected XSS via search highlight parameter
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.
CVE-2026-100521
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-100521
Cotonti
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/Cotonti/Cotonti",
"vendor": "Cotonti",
"product": "Cotonti",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "1.0.0"
}
],
"packageURL": "pkg:composer/cotonti/cotonti",
"programFiles": [
"plugins/search/search.header.php",
"plugins/search/search.page.first.php"
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-100521
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #3861 · Revision 1
- Added to Heist Feed
- Publisher date