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CVE-2018-1000188

18
FAUCET Score

CVE-2018-1000188 is a server-side request forgery (SSRF) vulnerability affecting Jenkins CAS Plugin versions 1.4.1 and older. An attacker with Overall/Read access can exploit this flaw to force Jenkins to send GET requests to arbitrary URLs. Rated 5.4 MEDIUM, the vulnerability has low attack complexity and requires low privileges, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.4.1CPE matchmatch criteria
cpe:2.3:a:jenkins:cas:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.0

5.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.5
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.61%
Probability of exploitation in next 30 days
EPSS Percentile
45.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0061 is in the 56th 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 (1)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.plugins:cas-pluginFixed in: 1.4.2

Vendor Advisories (1)

mavenGHSA-f8r7-7hv9-7f43medium

Jenkins CAS Plugin Server-Side Request Forgery vulnerability

May 14, 2022

References

jenkins.io / security/advisory/2018-06-04
Vendor Advisory