CVEvulnerability

CVE-2018-1000861

9.8 CRITICAL Known exploited Published 2018-12-10 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Jenkins Stapler Web Framework Deserialization of Untrusted Data Vulnerability — Jenkins Jenkins Stapler Web Framework

A code execution vulnerability exists in the Stapler web framework used by Jenkins

Added to KEV
2022-02-10
Remediation due
2022-08-10
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-1000861
Status
Analyzed
Published
2018-12-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
10.0 HIGH — AV:N/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-502

Description

A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in stapler/core/src/main/java/org/kohsuke/stapler/MetaClass.java that allows attackers to invoke some methods on Java objects by accessing crafted URLs that were not intended to be invoked this way.

Affected configurations

• jenkins jenkins (<= 2.138.3) • jenkins jenkins (<= 2.153) • redhat openshift container platform 3.11

Related

Weakness · CWE (1)

  • CWE-502 Deserialization of Untrusted Data weakness

References