CVE-2025-34178Network attack vector

Authenticated stored XSS via unencoded policy name

Published Sep 9, 2025 · Updated Sep 9, 2025

Stored cross-site scripting in the Suricata package for Netgate pfSense CE 7.0.8_2 allows remote authenticated users to execute scripts. The /suricata/suricata_app_parsers.php page stores policy_name input and renders the saved value into HTML without output encoding. Access requires at least the WebCfg - Services: suricata package permission, and exploitation executes in a user’s browser when the affected page is viewed.

CVSS severity5.4
Medium
EPSS probability3.67%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in the Suricata package for Netgate pfSense CE 7.0.8_2 allows remote authenticated users to execute scripts. The /suricata/suricata_app_parsers.php page stores policy_name input and renders the saved value into HTML without output encoding. Access requires at least the WebCfg - Services: suricata package permission, and exploitation executes in a user’s browser when the affected page is viewed.

The record

CVE
CVE-2025-34178
Published
Sep 9, 2025
Updated
Sep 9, 2025
Vendor
Netgate
Product
pfSense CE
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 9, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 9, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=7.0.8_2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Netgate · pfSense CEversion=7.0.8_2

Published CVSS scores

5.1VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1059.007Command and Scripting Interpreter JavaScript/JScript

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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