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🛡️ CVE-2026-30778 — skywalking

🟠 CVSS 8.0 — High ✅ No Known Exploit CWE-202 NVD
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

SkyWalking OAP /debugging/config/dump endpoint may leak sensitive configuration information

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: None.
  • Availability impact: None.

Weakness class

CVE-2026-30778 is classified as CWE-202: Exposure of Sensitive Information Through Data Queries. When trying to keep information confidential, an attacker can often infer some of the information by using statistics.

Affected software

CVE-2026-30778 is recorded against 2 packages.

  • org.apache.skywalking:server-core (from 9.7.0 up to 10.4.0)
  • skywalking (from 9.7.0 up to 10.4.0)

Timeline and source

Published on 16 April 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Package)
lists.apache.org (Web)
www.openwall.com (Web)

Same weakness in other software

These advisories are the same class of weakness (CWE-202: Exposure of Sensitive Information Through Data Queries) in other software:

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-202
Public Exploit ✅ No
Source NVD
Published 2026-04-16
Updated 2026-08-20
Modified 2026-04-16
Fix URL N/A

Affected Packages

Software From version Fixed in
org.apache.skywalking:server-core 9.7.0 10.4.0
skywalking 9.7.0 10.4.0

Site Security Check

Is skywalking part of your stack?

CVE-2026-30778 is rated CVSS 8.0 High. BotEraser scans your installation against known CVE records and tells you whether this vulnerability applies to the versions you actually run.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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