CVE-2021-21658
Critical
Published: 25 May 2021
Published
25 May 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score
0.0069
72.2th percentile
Risk Priority
19
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-21658 is a critical-severity an unspecified weakness vulnerability in Jenkins Nuget. Its CVSS base score is 9.1 (Critical).
Operationally, ranked in the top 27.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-4692
Vulnerability details
Jenkins Nuget Plugin 1.0 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
nuget
≤ 1.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.