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CVE-2018-15531

44
FAUCET Score

CVE-2018-15531 is a critical XML External Entity (XXE) vulnerability affecting JavaMelody versions prior to 1.74.0, specifically within the parseSoapMethodName function. With a CVSS score of 9.8, this vulnerability allows unauthenticated remote attackers to achieve high impact on confidentiality, integrity, and availability with low attack complexity. Despite its severity, there is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.74.0CPE matchmatch criteria
cpe:2.3:a:javamelody_project:javamelody:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
27.87%
Probability of exploitation in next 30 days
EPSS Percentile
97.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.2787 is in the 95th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
mavenpatch availablevia ghsa
Product: net.bull.javamelody:javamelody-coreFixed in: 1.74.0

Vendor Advisories (1)

mavenGHSA-6fvx-r7hx-3vh6critical

JavaMelody has XXE via parseSoapMethodName in bull/javamelody/PayloadNameRequestWrapper.java.

Oct 17, 2018

References

github.com / javamelody/javamelody/commit/ef111822562d0b9365bd3e671a75b65bd0613353
PatchVendor Advisory
github.com / javamelody/javamelody/wiki/ReleaseNotes
Release NotesVendor Advisory
jenkins.io / security/advisory/2018-09-25
Third Party Advisory
openwall.com / lists/oss-security/2018/09/25/3
Mailing ListThird Party Advisory