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CVE-2021-21649

57
FAUCET Score

CVE-2021-21649 is a stored cross-site scripting (XSS) vulnerability in Jenkins Dashboard View Plugin versions 2.15 and earlier. It allows attackers with View/Configure permissions to inject malicious scripts into Image Dashboard Portlets due to unescaped URLs. Rated Medium with a CVSS score of 5.4, this vulnerability requires user interaction and could lead to limited confidentiality and integrity impacts. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.15CPE matchmatch criteria
cpe:2.3:a:jenkins:dashboard_view:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
72.68%
Probability of exploitation in next 30 days
EPSS Percentile
99.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.7268 is in the 100th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.plugins:dashboard-viewFixed in: 2.16
mavenpatch availablevia ghsa
Product: org.jenkins-ci.plugins:dashboard-viewFixed in: 2.12.1
jenkinsvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

mavenGHSA-jwhm-9cjm-4493medium

Cross-site Scripting in Jenkins Dashboard View Plugin

Jun 16, 2021

References

jenkins.io / security/advisory/2021-05-11
Vendor Advisory