CVE-2020-19202

Name: CVE-2020-19202
Creator: NVD / NIST
Published: 2021-06-17T16:15:07.637+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2020-19202 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. An authenticated Stored XSS (Cross-site Scripting) exists in the "captive.cgi" Captive Portal via the "Title of Login Page" text box or "TITLE" parameter in IPFire 2.21 (x86_64) - Core Update 130. It allows an authenticated WebGUI user with privileges to execute Stored Cross-site Scripting in the Captive Portal page.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

An authenticated Stored XSS (Cross-site Scripting) exists in the "captive.cgi" Captive Portal via the "Title of Login Page" text box or "TITLE" parameter in IPFire 2.21 (x86_64) - Core Update 130. It allows an authenticated WebGUI user with privileges to execute Stored Cross-site Scripting in the Captive Portal page.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.57%

43.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions	Update
Ipfire	Ipfire	2.21	Core Update130

References

https://blog.ipfire.org/post/ipfire-2-23-core-update-132-releasedRelease Notes, Vendor Advisory
https://gist.github.com/dharmeshbaskaran/2825ee8ae48b9065193c07a92b3a712cExploit, Mitigation, Third Party Advisory
https://blog.ipfire.org/post/ipfire-2-23-core-update-132-releasedRelease Notes, Vendor Advisory
https://gist.github.com/dharmeshbaskaran/2825ee8ae48b9065193c07a92b3a712cExploit, Mitigation, Third Party Advisory

Timeline

Published: Jun 17, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-19202?

How severe is CVE-2020-19202?

CVE-2020-19202 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2020-19202?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-19202?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST