SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-21659

Jenkins URLTrigger Plugin 0.48 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

HIGH 8.1EPSS 66.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 66.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Jenkins URLTrigger Plugin 0.48 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS
66.77% probability · 99th percentile
CISA KEV
Not listed
Affected
jenkins/urltrigger
Source
jenkinsci-cert@googlegroups.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.