Netgate pfSense CE HAProxy Package 0.63_10 Reflected Cross-Site Scripting

published 2025-09-09 13 mo ago modified 2026-07-14 3 mo ago also EUVD-2025-27480

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits: 0; none known

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.

Patch / fix

fixed in 1 links 1

pfsense pfsense 2.8.0

github.com/pfsense/FreeBSD-ports@04d1328 commit

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 13 mo ago (2025-09-10)

Exploit prediction

1.16% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	4.8	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
CNA	4.0	4.8	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

Netgate pfSense CE

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /pfsense/FreeBSD-ports/commit/04d1328ab077830eb57a24bb7018c812b6358c64
patch
redmine.pfsense.org /issues/16411
issue-tracking
vulncheck.com /advisories/netgate-pf-sense-ce-ha-proxy-reflected-xss
third-party-advisory

Sources

CVE List CVE-2025-34172
NVD CVE-2025-34172

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary