CVE-2024-39954 Apache EventMesh Runtime: SSRF

Medium 6.3 Published Updated

An attacker can exploit Server-Side Request Forgery in Apache EventMesh Runtime to read or update internal server resources.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-39954?

CVE-2024-39954 is a medium-severity server-side request forgery vulnerability in Apache EventMesh Runtime, published on 20 Aug 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

CWE-918 Server-Side Request Forgery (SSRF) in eventmesh-runtime module in WebhookUtil.java on windows\linux\mac os e.g. allows the attacker can abuse functionality on the server to read or update internal resources. Users are recommended to upgrade to version 1.12.0 or use the master branch , which fixes this issue.

Weakness: CWE-918

Which versions are affected by CVE-2024-39954?

2 open source packages ship an affected version, including org.apache.eventmesh:eventmesh-runtime. It affects 1 product.

PackageAffectedFixed in
org.apache.eventmesh:eventmesh-runtime MavenFrom 1.6.0-release to 1.11.0-releaseNone
org.apache.eventmesh:eventmesh-runtime MavenFrom 1.6.0-release to 1.11.0-releaseNone

Products include Apache Eventmesh.

How do I fix CVE-2024-39954?

No fix has been published for CVE-2024-39954 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2024-39954 being exploited?

There is no known exploitation of CVE-2024-39954 in the wild and no public exploit code.

Sources

Also known as GHSA-hf86-8x8v-h7vc.

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