Netgate pfSense CE 2.7.1 through 2.9.0 Reflected XSS via firewall_rules.php
Netgate pfSense CE 2.7.1 through 2.9.0 contains a reflected cross-site scripting vulnerability in firewall_rules.php that allows remote attackers to inject script via the unencoded if parameter. When the non-default Require Firewall Interface option is enabled, attackers can lure users with firewall rules privileges into opening a crafted GET link to execute script in the WebGUI with their privileges.
CVE-2026-111233
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-2026-111233
pfSense CE
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/pfsense/pfsense",
"vendor": "Netgate",
"product": "pfSense CE",
"versions": [
{
"status": "affected",
"version": "2.7.1",
"versionType": "semver",
"lessThanOrEqual": "2.9.0"
}
],
"packageURL": "pkg:github/pfsense/pfsense",
"collectionURL": "https://github.com",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-111233
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #30165 · Revision 1
- Added to Heist Feed
- Publisher date