CVE-2021-21655

Name: CVE-2021-21655
Creator: NVD / NIST
Published: 2021-05-11T15:15:08.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.52%

Last modified Jun 17, 2026

CVE-2021-21655 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. A cross-site request forgery (CSRF) vulnerability in Jenkins P4 Plugin 1.11.4 and earlier allows attackers to connect to an attacker-specified Perforce server using attacker-specified username and password.. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins P4 Plugin 1.11.4 and earlier allows attackers to connect to an attacker-specified Perforce server using attacker-specified username and password.

Metrics

CVSS 3.1

7.1/10

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

EPSS Probability

0.52%

40.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

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-2021-21655?

How severe is CVE-2021-21655?

CVE-2021-21655 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.

How do I fix CVE-2021-21655?

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-2021-21655?

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

Scan your code now

Source: NVD / NIST