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CVE-2021-21676

17
FAUCET Score

CVE-2021-21676 is a medium-severity vulnerability affecting Jenkins requests-plugin versions 2.2.7 and earlier, allowing authenticated attackers with Overall/Read permission to send test emails to arbitrary addresses due to a missing permission check. The attack requires network access and low privileges, but its impact is limited to information disclosure (sending emails). There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.2.7CPE matchmatch criteria
cpe:2.3:a:jenkins:requests:*:*:*:*:*: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:N/I:L/A:N

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

Exploit Intelligence

EPSS Score
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0139 is in the 83rd percentile among its peer group of 21,958 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:requestsFixed in: 2.2.8
jenkinsvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

mavenGHSA-w3gm-vv58-wr55medium

Missing permission check in Jenkins requests-plugin Plugin allows sending emails

May 24, 2022

References

jenkins.io / security/advisory/2021-06-30
Vendor Advisory
openwall.com / lists/oss-security/2021/06/30/1
Mailing ListThird Party Advisory