CVE-2021-21680
XXE vulnerability in Jenkins Nested View Plugin
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
- Record
CVE-2021-21680- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - CVSS 2.0
- 5.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
CVE List No score
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
- Record
CVE-2021-21680- Updated
- 2026-11-02
EUVDEUVD-2022-2664 No score
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
- Record
EUVD-2022-2664- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5wc4-w63v-97c3
XXE vulnerability in Jenkins Nested View Plugin
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
This allows attackers able to configure views to have Jenkins parse a crafted view XML definition that uses external entities for extraction of secrets from the Jenkins controller or server-side request forgery.
Jenkins Nested View Plugin 1.21 disables external entity resolution for its XML transformer.
- Record
GHSA-5wc4-w63v-97c3- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
OSV
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
- Record
CVE-2021-21680- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-5wc4-w63v-97c3
XXE vulnerability in Jenkins Nested View Plugin
Jenkins Nested View Plugin 1.20 and earlier does not configure its XML transformer to prevent XML external entity (XXE) attacks.
This allows attackers able to configure views to have Jenkins parse a crafted view XML definition that uses external entities for extraction of secrets from the Jenkins controller or server-side request forgery.
Jenkins Nested View Plugin 1.21 disables external entity resolution for its XML transformer.
- Record
GHSA-5wc4-w63v-97c3- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - Weakness
- CWE-611
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.jenkins-ci.plugins:nested-viewMaven |
through 1.20 | 1.21 |
org.jenkins-ci.plugins:nested-viewMaven |
before 1.21, plus listed versions 1.101.111.121.131.14 Show 9 moreShow less1.171.191.19.11.19.21.201.61.71.81.9 |
1.21 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-21680 is a high vulnerability (CVSS 7.1) in Jenkins Nested View, published August 31, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.32%, the 71st percentile. Fixed in org.jenkins-ci.plugins:nested-view 1.21.