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

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-20 · updated 2026-10-18
Weakness: CWE-918

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 .

Affected products

Apache Software Foundation Apache InLong: from 2.0.0 before 2.4.0 — fixed in 2.4.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache InLong 2.4.0. Check the vendor advisory for mitigations.

References

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