Is CVE-2015-8103 in the CISA KEV catalog?

No. CVE-2015-8103 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-8103?

CVE-2015-8103 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2015-8103?

CVE-2015-8103 has an EPSS score of 86.71% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-8103?

Upgrade jenkins to 1.625.2 or later.

CVE & CISA-KEV Catalog

CVE-2015-8103

CRITICALEPSS 100th pctl

9.8

CVSS v3

NVD

Description

The Jenkins CLI subsystem in Jenkins before 1.638 and LTS before 1.625.2 allows remote attackers to execute arbitrary code via a crafted serialized Java object, related to a problematic webapps/ROOT/WEB-INF/lib/commons-collections-*.jar file and the "Groovy variant in 'ysoserial'".

CWE-502Deserialization of Untrusted Data

How to fix

Remediation Available

jenkinsNVD

Affected:< 1.625.2Fixed in:1.625.2CVE-2015-8103derived from NVD

Affected:< 1.638Fixed in:1.638CVE-2015-8103derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

86.71%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

Exploit4

Vendor Advisory1

wiki.jenkins-ci.org

Third-Party Advisory2

Mailing List4

Other references1

securityfocus.com

Related Vulnerabilities

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-0669	High	7.2	100%	KEV + Ransom	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-35464	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-29300	Critical	9.8	100%	KEV + Ransom	-
CVE-2025-53770	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-41082	High	8.0	100%	KEV + Ransom	Fix

Embed a live status badge for CVE-2015-8103

Markdown

[![CVE-2015-8103](https://tridentstack.com/cve/badge/CVE-2015-8103.svg)](https://tridentstack.com/cve/CVE-2015-8103)

HTML

<a href="https://tridentstack.com/cve/CVE-2015-8103"><img src="https://tridentstack.com/cve/badge/CVE-2015-8103.svg" alt="CVE-2015-8103"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.