XSS in Ipfire

CVE-2019-25400

IPFire 2.21 Core Update 127 contains multiple reflected cross-site scripting vulnerabilities in the fwhosts.cgi script that allow attackers to inject malicious scripts through multiple parameters including HOSTNAME, IP, SUBNET, NETREMARK, HOSTREMARK, newhost, grp_name, remark, SRV_NAME, SRV_PORT, SRVGRP_NAME, SRVGRP_REMARK, and updatesrvgrp. Attackers can submit POST requests with script payloads in these parameters to execute arbitrary JavaScript in the context of authenticated users' browsers.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-25400: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

  • Ipfire — versions 2.21, IPFire 2.21 - Core Update 127

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-25400?
CVE-2019-25400 is a medium-severity vulnerability in Ipfire, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-18.
How severe is CVE-2019-25400?
Medium severity. CVSS v3 base score is 5.4 out of 10.