CVE-2026-86122
mediumRowboat through 0.9.1 fails to validate custom MCP server and webhook URLs, allowing authenticated users to configure arbitrary destinations.
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.
CVSS
5.0
5.0 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-09-05 10:16
Modified: 2026-09-23 17:17
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:50 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/rowboatlabs/rowboat disclosure@vulncheck.com
- https://github.com/rowboatlabs/rowboat/blob/v0.9.1/apps/rowboat/src/application/lib/agents... disclosure@vulncheck.com
- https://github.com/rowboatlabs/rowboat/blob/v0.9.1/apps/rowboat/src/application/use-cases/... disclosure@vulncheck.com
- https://github.com/rowboatlabs/rowboat/issues/621 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/rowboat-through-0.9.1-server-side-request-forgery-via... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:50 UTC · record ↗