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CVE-2026-122140 Details

Description

Trawl 1.5.0 before 1.10.0 contains a server-side request forgery vulnerability that allows unauthenticated attackers to bypass the MCP outbound URL policy using IPv4-mapped IPv6 addresses. Attackers can supply hex-normalized addresses like ::ffff:7f00:1 directly or via redirects to fetch loopback, private, and cloud metadata services and read responses.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.8 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/germondai/trawl/blob/v1.9.3/apps/api/src/outbound-policy.ts#L55-L56	[email protected]
https://github.com/germondai/trawl/commit/17cdb33a9a6a8200cf8f9fd6a57b295b04ee5173	[email protected]
https://github.com/germondai/trawl/pull/263	[email protected]
https://github.com/germondai/trawl/releases/tag/v1.10.0	[email protected]
https://github.com/germondai/trawl/security/advisories/GHSA-mj45-84p2-v77q	[email protected]
https://www.vulncheck.com/advisories/trawl-1.5.0-before-1.10.0-ssrf-via-ipv4-mapped-ipv6-mcp-policy-bypass	[email protected]

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-918	Server-Side Request Forgery (SSRF)	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes