EUVD-2026-59992
GHSA-8xwh-hx55-jjpr
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Network-reachable SSRF requiring low-privilege access; scope changes because the server reaches other internal systems; no integrity or availability impact from a read-only GET-based SSRF.
Primary rating from Vendor (VulDB).
CVSS VectorVendor: VulDB
Lifecycle Timeline
2DescriptionCVE.org
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.
AnalysisAI
Server-Side Request Forgery in gomarble-ai facebook-ads-mcp-server 0.1.0 allows low-privileged remote attackers to issue arbitrary outbound HTTP requests through the server by supplying a crafted URL to the fetch_pagination_url function in server.py. The function passed user-controlled input directly to requests.get() with no scheme, hostname, or port validation, enabling access to internal network resources, cloud metadata endpoints, or other hosts reachable from the server's network position. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires low-privilege access sufficient to call the fetch_pagination_url function on the MCP server (confirmed by PR:L in the CVSS 4.0 vector). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 score of 5.3 (Medium) with vector AV:N/AC:L/AT:N/PR:L/UI:N reflects a low-complexity network-exploitable flaw requiring only low privileges, making the exploit mechanically trivial for any user with access to the MCP server. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the fix from commit 4e53875aa22e8991c2fa4a7660d86e1caba66659, available via GitHub pull request #32 at https://github.com/gomarble-ai/facebook-ads-mcp-server/pull/32. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-918 – Server-Side Request Forgery (SSRF)
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External POC / Exploit Code
Leaving vuln.today