What is CVE-2025-34172?

CVE-2025-34172 is a medium-severity vulnerability in Netgate Pfsense Ce, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-09-09.

How severe is CVE-2025-34172?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2025-34172 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Netgate Pfsense Ce

CVE-2025-34172

In pfSense CE /usr/local/www/haproxy/haproxy_stats.php, the value of the showsticktablecontent parameter is displayed after being read from HTTP GET requests. This can enable reflected cross-site scripting when the victim is authenticated.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.010 (57.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Netgate Pfsense Ce — versions 0.63_10
Pfsense

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

disclosure@vulncheck.com (Patch, patch)
disclosure@vulncheck.com (issue-tracking, Issue Tracking)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2025-34172?: CVE-2025-34172 is a medium-severity vulnerability in Netgate Pfsense Ce, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-09-09.
How severe is CVE-2025-34172?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2025-34172 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.