CVE-2021-21659
High
Published: 25 May 2021
Published
25 May 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS Score
0.0029
52.7th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-21659 is a high-severity an unspecified weakness vulnerability in Jenkins Urltrigger. Its CVSS base score is 8.1 (High).
Operationally, ranked in the top 47.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-2106
Vulnerability details
Jenkins URLTrigger Plugin 0.48 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
jenkins
urltrigger
≤ 0.48
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.