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CVE-2021-21631

17
FAUCET Score

CVE-2021-21631 affects Jenkins Cloud Statistics Plugin versions 0.26 and earlier, allowing authenticated attackers with Overall/Read permission to view provisioning exception error messages. This medium-severity vulnerability (CVSS 4.3) has a low impact on confidentiality, as it only exposes error messages, and does not affect integrity or availability. There is no evidence of active exploitation, public exploit code, or significant community discussion, indicating a low immediate threat.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.26CPE matchmatch criteria
cpe:2.3:a:jenkins:cloud_statistics:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.80%
Probability of exploitation in next 30 days
EPSS Percentile
52.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0080 is in the 64th percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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 (2)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.plugins:cloud-statsFixed in: 0.27
jenkinsvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

mavenGHSA-xv69-6rf3-w5g2medium

Missing permission check in Jenkins Cloud Statistics Plugin

May 24, 2022

References

jenkins.io / security/advisory/2021-03-30
Vendor Advisory
openwall.com / lists/oss-security/2021/03/30/1
Mailing ListThird Party Advisory