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CVE-2018-1999002

81
FAUCET Score

CVE-2018-1999002 is an arbitrary file read vulnerability in the Stapler web framework used by Jenkins 2.132 and earlier, and 2.121.1 and earlier, as well as Oracle Communications Cloud Native Core Automated Test Suite. This high-severity vulnerability (CVSS 7.5) allows unauthenticated attackers to send crafted HTTP requests to read any file on the Jenkins master file system. While the EPSS score indicates a high likelihood of exploitation, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei), or significant community discussion or media coverage for this specific file read vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.121.1CPE matchmatch criteria
cpe:2.3:a:jenkins:jenkins:*:*:*:*:*:*:*:*
>= 2.122, <= 2.132CPE matchmatch criteria
cpe:2.3:a:jenkins:jenkins:*:*:*:*:*:*:*:*
1.9.0CPE matchmatch criteria
cpe:2.3:a:oracle:communications_cloud_native_core_automated_test_suite:1.9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
85.08%
Probability of exploitation in next 30 days
EPSS Percentile
99.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-46453 · Feb 25, 2019
This CVE's current EPSS score of 0.8508 is in the 100th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

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 (3)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.main:jenkins-coreFixed in: 2.121.2
mavenpatch availablevia ghsa
Product: org.jenkins-ci.main:jenkins-coreFixed in: 2.132
oraclepatch availablevia nvd_reference
View patch

Vendor Advisories (2)

mavenGHSA-qf38-f2fr-q4x9high

Improper Input Validation in Jenkins

May 13, 2022
redhatCVE-2018-1999002Important

jenkins: Flaw in the Stapler web framework allows remote unauthenticated users to read arbitrary files

Jul 18, 2018

References

jenkins.io / security/advisory/2018-07-18
MitigationVendor Advisory
exploit-db.com / exploits/46453
ExploitThird Party AdvisoryVDB Entry
oracle.com / security-alerts/cpuapr2022.html
PatchThird Party Advisory