Vulnerability · Published Aug 16, 2026 · Assigned by VulDB

CVE-2026-19956gomarble-ai facebook-ads-mcp-server server.py fetch_pagination_url server-side request forgery

Medium 6.3

In plain English

A medium-severity server-side request forgery in facebook-ads-mcp-server from gomarble-ai. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.4%top 68.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in gomarble-ai facebook-ads-mcp-server 0.1.0. The impacted element is the function fetch_pagination_url of the file server.py. Such manipulation leads to server-side request forgery. The attack can be launched remotely. The name of the patch is 4e53875aa22e8991c2fa4a7660d86e1caba66659. Applying a patch is advised to resolve this issue.

Affected products (as reported)

Vendor	Product	Versions
gomarble-ai	facebook-ads-mcp-server	0.1.0

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

References

VDB-391113 | gomarble-ai facebook-ads-mcp-server server.py fetch_pagination_url server-side request forgery vdb-entry, technical-description
VDB-391113 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-19956 | CVE Analysis and Report third-party-advisory
Submit #872772 | facebook-ads-mcp-server gomarble-ai Latest Server-Side Request Forgery third-party-advisory
https://github.com/gomarble-ai/facebook-ads-mcp-server/issues/29 issue-tracking
https://github.com/gomarble-ai/facebook-ads-mcp-server/pull/32 issue-tracking, patch
https://github.com/gomarble-ai/facebook-ads-mcp-server/commit/4e53875aa22e8991c2fa4a7660d86e1caba66659 patch
https://github.com/gomarble-ai/facebook-ads-mcp-server/ product