CVE-2022-43409

Name: CVE-2022-43409
Creator: NVD / NIST
Published: 2022-10-19T16:15:10.6+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.66%

Last modified Jun 17, 2026

CVE-2022-43409 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Jenkins Pipeline: Supporting APIs Plugin 838.va_3a_087b_4055b and earlier does not sanitize or properly encode URLs of hyperlinks sending POST requests in build logs, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to create Pipelines.. EPSS estimates a 0.66% chance of exploitation in the next 30 days.

Description

Jenkins Pipeline: Supporting APIs Plugin 838.va_3a_087b_4055b and earlier does not sanitize or properly encode URLs of hyperlinks sending POST requests in build logs, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to create Pipelines.

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

0.66%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Jenkins	Pipeline\	<= 838.va_3a_087b_4055b

References

http://www.openwall.com/lists/oss-security/2022/10/19/3Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2022-10-19/#SECURITY-2881Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/10/19/3Mailing List, Third Party Advisory
https://www.jenkins.io/security/advisory/2022-10-19/#SECURITY-2881Vendor Advisory

Timeline

Published: Oct 19, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-43409?

How severe is CVE-2022-43409?

CVE-2022-43409 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.66% probability of exploitation in the next 30 days.

How do I fix CVE-2022-43409?

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-2022-43409?

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

Scan your code now

Source: NVD / NIST