CVE-2026-34476

Severity CVSS v4.0:

Pending analysis

Type:

CWE-918 Server-Side Request Forgery (SSRF)

Publication date:

13/04/2026

Last modified:

13/04/2026

Description

Server-Side Request Forgery via SW-URL Header vulnerability in Apache SkyWalking MCP.<br /> <br /> This issue affects Apache SkyWalking MCP: 0.1.0.<br /> <br /> Users are recommended to upgrade to version 0.2.0, which fixes this issue.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.10 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): Low
Availability (A): None

Base Score 3.x

7.10

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://lists.apache.org/thread/v0k1xyzzbtnpyrwxwyn36pbspr8rhjnr
http://www.openwall.com/lists/oss-security/2026/04/13/4