6.1

CVE-2025-34175: netgate pfsense ce Cross-site Scripting

CVSS: 6.1v3.1MediumAnalyzed
Published 09-09-2025Last modified 14-07-2026
Open JSON

Vulnerability summary

CVE-2025-34175 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in netgate pfsense ce. EPSS estimates a 21.29% chance of exploitation in the next 30 days, higher than 97.5% of scored vulnerabilities.

Overall risk
29/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.1/10
010
Medium · v3.1 (NVD)
EPSS score
21.29%
0%100%
High · +6.46 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 09-09-2025
    PublishedVulnerability first disclosed.
  2. 14-07-2026
    Last modifiedVulnerability information updated.

Description

In pfSense CE /usr/local/www/suricata/suricata_filecheck.php, the value of the filehash parameter is directly displayed without sanitizing for HTML-related characters/strings. This can result in reflected cross-site scripting if the victim is authenticated.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

21.29%

Chance of exploitation in the next 30 days

Percentile

98%

Versus all other CVEs

30-day change

+6.46 pp

From 14.83% on 21-09-2026

21-09-202621-10-2026
EPSS score
21.29%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Netgate1 product
Pfsense1 product

2 vendors · 2 products

References

3 links