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THREAT OPS › Threat News › [NVD] CVE-2026-86122 (MEDIUM 5.0) — Rowboat through 0.9.1 fails to validate custom MCP server and webhook URLs, allowing authenticated users to configure arbitrary destinations. Attackers can point these URLs at internal services and cloud metadata endpoints to perform server-side request forgery and enumerate inte

[NVD] CVE-2026-86122 (MEDIUM 5.0) — Rowboat through 0.9.1 fails to validate custom MCP server and webhook URLs, allowing authenticated users to configure arbitrary destinations. Attackers can point these URLs at internal services and cloud metadata endpoints to perform server-side request forgery and enumerate inte

mednvdPublished 2026-09-05

CVE-2026-86122 CVSS: 5.0 MEDIUM Published: 2026-09-05T10:16:43.610

Rowboat through 0.9.1 fails to validate custom MCP server and webhook URLs, allowing authenticated users to configure arbitrary destinations. Attackers can point these URLs at internal services and cloud metadata endpoints to perform server-side request forgery and enumerate internal network topology.

MITRE ATT&CK techniques

Network TopologyT1590.004

Indicators of compromise

CVE-2026-86122cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-86122