CVE-2026-63044 Apache InLong: Authenticated SSRF via POST /api/node/testConnection

Medium 5.4 Published 20 Aug 2026 Updated 21 Aug 2026

Authenticated users can force the server to make arbitrary outbound requests, enabling internal network access and potential data exfiltration.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-63044?

CVE-2026-63044 is a medium-severity server-side request forgery vulnerability in Apache InLong, published on 20 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Server-Side Request Forgery (SSRF) vulnerability in Apache InLong. Any authenticated user (no admin role required) can cause the InLong Manager server to make outbound HTTP requests or TCP connections to arbitrary internal hosts and ports.

This issue affects Apache InLong: from 2.0.0 before 2.4.0.

Users are advised to upgrade to Apache InLong's 2.4.0 or cherry-pick [1] to solve it.

[1] https://github.com/apache/inlong/pull/12130 .

Weakness: CWE-918

Which versions are affected by CVE-2026-63044?

It affects 1 product.

Products include Apache Inlong.

How do I fix CVE-2026-63044?

No fix has been published for CVE-2026-63044 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-2026-63044 being exploited?

There is no known exploitation of CVE-2026-63044 in the wild and no public exploit code.

Sources

Also known as GHSA-qvfh-v498-xrrf.