CVE-2026-34884CWE-918ssrf

CVE-2026-34884

Critical · published August 18, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
52.2
In the wild
Unconfirmed
What it is

SSRF via set_skywalking_url Tool and GraphQL expression injection vulnerability in Apache SkyWalking MCP.

This issue affects Apache SkyWalking MCP: 0.1.0.

Users are recommended to upgrade to version 0.2.0, which fixes this issue.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00690 · 52.2th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-08-18T12:16Z
Affected products (1)
ProductVersionsFixed in
apache/skywalking_mcp≥ 0.1.0, < 0.2.00.2.0
References (2)
https://lists.apache.org/thread/s447p6h5dfr02lx17v27phoksgb8mkkp · [email protected]http://www.openwall.com/lists/oss-security/2026/04/13/5 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 18 AUG 07:26Z
    Apache SkyWalking MCP: SSRF via set_skywalking_url Tool and GraphQL Expression Injection in MCP Server
    cvelistv5