CVE-2021-21658: jenkins project jenkins nuget plugin
CVSS: 9.1v3.1CriticalModified
AliasesGHSA-p674-hh8x-rv5h
Published 25-05-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-21658 is a critical (CVSS 9.1) vulnerability in jenkins project jenkins nuget plugin. EPSS estimates a 1.54% chance of exploitation in the next 30 days, higher than 74.6% of scored vulnerabilities.
CVSS score
9.1/10
010
Critical · v3.1 (NVD)EPSS score
1.54%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 25-05-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Jenkins Nuget Plugin 1.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NSourcesAll 2 agree
- OSV · MavenEcosystem advisory · calculated9.1CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Medium 6.4Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:NSourcesSingle source
EPSS trend
Probability
1.54%
Chance of exploitation in the next 30 days
Percentile
75%
Versus all other CVEs
30-day change
0.00 pp
From 1.54% on 21-09-2026
21-09-202621-10-2026
EPSS score1.54%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Jenkins1 product
- nuget≤ 1.0
Jenkins project1 product
- jenkins nuget plugin≥ unspecified, ≤ 1.0
Org.jenkins-ci.plugins1 product
- nuget< 1.1
3 vendors · 3 products
References
6 links- www.openwall.com/lists/oss-security/2021/05/25/3Mailing ListX Refsource MLISTWEBThird Party Advisory
