CVE-2022-23993
/usr/local/www/pkg.php in pfSense through 2.5.2 uses $_REQUEST['pkg_filter'] in a PHP echo call.
/usr/local/www/pkg.php in pfSense CE before 2.6.0 and pfSense Plus before 22.01 uses $_REQUEST['pkg_filter'] in a PHP echo call, causing XSS.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
/usr/local/www/pkg.php in pfSense CE before 2.6.0 and pfSense Plus before 22.01 uses $_REQUEST['pkg_filter'] in a PHP echo call, causing XSS.
- Record
CVE-2022-23993- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
/usr/local/www/pkg.php in pfSense CE before 2.6.0 and pfSense Plus before 22.01 uses $_REQUEST['pkg_filter'] in a PHP echo call, causing XSS.
- Record
CVE-2022-23993- Updated
- 2026-11-02
EUVDEUVD-2022-28908 No score
/usr/local/www/pkg.php in pfSense CE before 2.6.0 and pfSense Plus before 22.01 uses $_REQUEST['pkg_filter'] in a PHP echo call, causing XSS.
- Record
EUVD-2022-28908- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-69h6-vqxf-rc54
/usr/local/www/pkg.php in pfSense through 2.5.2 uses $_REQUEST['pkg_filter'] in a PHP echo call.
/usr/local/www/pkg.php in pfSense through 2.5.2 uses $_REQUEST['pkg_filter'] in a PHP echo call.
- Record
GHSA-69h6-vqxf-rc54- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV No score
/usr/local/www/pkg.php in pfSense CE before 2.6.0 and pfSense Plus before 22.01 uses $_REQUEST['pkg_filter'] in a PHP echo call, causing XSS.
- Record
CVE-2022-23993- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-23993 is a medium vulnerability (CVSS 6.1) in Pfsense, published January 26, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.53%, the 74th percentile. No source names a fixed version.