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CVE-2018-8718

37
FAUCET Score

CVE-2018-8718 describes a Cross-Site Request Forgery (CSRF) vulnerability in the Mailer Plugin versions prior to 1.20 for Jenkins. This flaw allows a remote authenticated attacker to send unauthorized emails as any user by manipulating a specific request. With a CVSS score of 8.0 (HIGH), this vulnerability has a high impact on confidentiality, integrity, and availability, requiring low privileges and user interaction. While not listed on CISA's KEV catalog, an exploit is publicly available on ExploitDB, though there is no evidence of active exploitation, Metasploit modules, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.20CPE matchmatch criteria
cpe:2.3:a:jenkins:mailer:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.0

8.0HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.1
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
6.77%
Probability of exploitation in next 30 days
EPSS Percentile
93.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
ExploitDB: EDB-44843 · Jun 5, 2018
This CVE's current EPSS score of 0.0677 is in the 98th percentile among its peer group of 890 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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:mailerFixed in: 1.21
redhatno patchvia redhat_api
Product: Red Hat OpenShift Enterprise 3Fixed in: jenkins-mailer-plugin

Vendor Advisories (2)

mavenGHSA-6g57-h38c-q52ghigh

Cross-Site Request Forgery in Jenkins Mailer Plugin

May 14, 2022
redhatCVE-2018-8718Moderate

jenkins-plugin-mailer: Missing permissions check in Mailer.java:doSendTestMail() allows unauthorised users to send mail

Mar 26, 2018

References

jenkins.io / security/advisory/2018-03-26
Vendor Advisory
exploit-db.com / exploits/44843
ExploitThird Party AdvisoryVDB Entry
openwall.com / lists/oss-security/2018/03/26/3
Mailing ListThird Party Advisory
securityfocus.com / bid/103691
Third Party AdvisoryVDB Entry