SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-21644

A cross-site request forgery (CSRF) vulnerability in Jenkins Config File Provider Plugin 3.7.0 and earlier allows attackers to delete configuration files corresponding to an attacker-specified ID.

MEDIUM 5.4EPSS 1.05%

Does this matter?

Lower severity and a low EPSS score (1.05%). Track it; it rarely justifies an emergency change on its own.

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins Config File Provider Plugin 3.7.0 and earlier allows attackers to delete configuration files corresponding to an attacker-specified ID.

CVSS 3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
EPSS
1.05% probability · 64th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-352
Affected
jenkins/config file provider
Source
jenkinsci-cert@googlegroups.com
EPSS trend
0%3%5%26 October 2026: 1.05%26 October 202626 October 2026

EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.