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CVE-2021-21659 EPSS 66.8%

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

Jenkins project · Jenkins URLTrigger Plugin

Summary

The Jenkins URLTrigger Plugin, version 0.48 and earlier, fails to configure its XML parser to block XML external entity (XXE) processing.

Heading is the official description · CVE.org
Breakdown
19.9 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 25 May 2021. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

Am I affected? What do I upgrade to?

From GitHub Security Advisories and OSV

1 package in 1 ecosystem. Main package: org.jenkins-ci.plugins:urltrigger.

Mavenorg.jenkins-ci.plugins:urltriggerGHSA-34j5-c4cv-mmg5

Upgrade to 0.49 or later

Set the version to 0.49 or later in your pom.xml or build.gradle.

The first fix for CVE-2021-21659. No other CVE tracked by Patchfirst affects this package.

Affected versions

If you runUpgrade to
All versions before 0.490.49

“Up to” means the second version is the fix and is not affected.

Check your lockfile against all CVEs

What security researchers reported

Not named in any threat report yet

References

2 links, grouped by NVD tag

x_refsource_CONFIRM 1

jenkins.io/security/advisory/2021-05-25/#SECURITY-2341

mailing-list 1

openwall.com/lists/oss-security/2021/05/25/3
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