CVE-2021-21680
High
Published: 31 August 2021
Published
31 August 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
7.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
EPSS Score
0.0017
37.7th percentile
Risk Priority
14
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-21680 is a high-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Jenkins Nested View. Its CVSS base score is 7.1 (High).
Operationally, ranked at the 37.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-2664
Vulnerability details
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer 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
nested view
≤ 1.20
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.