CVE-2021-21654

Name: CVE-2021-21654
Creator: NVD / NIST
Published: 2021-05-11T15:15:08.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.30%

Last modified Jun 17, 2026

CVE-2021-21654 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Jenkins P4 Plugin 1.11.4 and earlier does not perform permission checks in multiple HTTP endpoints, allowing attackers with Overall/Read permission to connect to an attacker-specified Perforce server using attacker-specified username and password.. EPSS estimates a 1.30% chance of exploitation in the next 30 days.

Description

Jenkins P4 Plugin 1.11.4 and earlier does not perform permission checks in multiple HTTP endpoints, allowing attackers with Overall/Read permission to connect to an attacker-specified Perforce server using attacker-specified username and password.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

1.30%

66.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Jenkins	P4	<= 1.11.4

References

https://www.jenkins.io/security/advisory/2021-05-11/#SECURITY-2327Vendor Advisory
https://www.jenkins.io/security/advisory/2021-05-11/#SECURITY-2327Vendor Advisory

Timeline

Published: May 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-21654?

How severe is CVE-2021-21654?

CVE-2021-21654 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21654?

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-2021-21654?

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

Scan your code now

Source: NVD / NIST