CVE-2018-1999002

Name: CVE-2018-1999002
Creator: NVD / NIST
Published: 2018-07-23T19:29:00.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 86.64%

Last modified Jun 17, 2026

CVE-2018-1999002 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A arbitrary file read vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in the Stapler web framework's org/kohsuke/stapler/Stapler.java that allows attackers to send crafted HTTP requests returning the contents of any file on the Jenkins master file system that the Jenkins master has access to.. EPSS estimates a 86.64% chance of exploitation in the next 30 days.

Description

A arbitrary file read vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in the Stapler web framework's org/kohsuke/stapler/Stapler.java that allows attackers to send crafted HTTP requests returning the contents of any file on the Jenkins master file system that the Jenkins master has access to.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

86.64%

99.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Jenkins	Jenkins	<= 2.121.1
Jenkins	Jenkins	>= 2.122, <= 2.132
Oracle	Communications Cloud Native Core Automated Test Suite	1.9.0

References

https://jenkins.io/security/advisory/2018-07-18/#SECURITY-914Mitigation, Vendor Advisory
https://www.exploit-db.com/exploits/46453/Exploit, Third Party Advisory, VDB Entry
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory
https://jenkins.io/security/advisory/2018-07-18/#SECURITY-914Mitigation, Vendor Advisory
https://www.exploit-db.com/exploits/46453/Exploit, Third Party Advisory, VDB Entry
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch, Third Party Advisory

Timeline

Published: Jul 23, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1999002?

How severe is CVE-2018-1999002?

CVE-2018-1999002 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 86.64% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1999002?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1999002?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST