CVE-2026-30778: Apache SkyWalking: The SkyWalking OAP /debugging/config/dump endpoint may leak sensitive configuration information of MySQL/PostgreSQL.

Severity: high (CVSS 7.5 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: 2026-04-15 · updated 2026-10-26
Weakness: CWE-202

Description

The SkyWalking OAP /debugging/config/dump endpoint may leak sensitive configuration information of MySQL/PostgreSQL. This issue affects Apache SkyWalking: from 9.7.0 through 10.3.0. Users are recommended to upgrade to version 10.4.0, which fixes the issue.

Affected products

Apache Software Foundation Apache SkyWalking: from 9.7.0 before 10.4.0 — fixed in 10.4.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache SkyWalking 10.4.0. Check the vendor advisory for mitigations.

References

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