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archive/Patch now/AIR-2026-0116
closedclosed 15 Sep 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-54549: Meta Ads MCP Unvalidated Image URL Vulnerability

Meta Ads MCP

A vulnerability in Meta Ads MCP permits unvalidated image URL downloads via an asynchronous HTTP client without scheme or host verification. Network callers can leverage this flaw to perform unauthorized requests.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
8.3
EPSS
<0.01 · top 66% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
15 Sep 2026
last update
15 Sep 2026
CVE ids
CVE-2026-54549other records

Timeline · 1

  1. 15 Sep 2026CVE-2026-54549: Meta Ads MCP is a Model Context Protocol (MCP) server that lets AI assistants run Meta Ads.

Sources · 1

Advisories and databases

  1. 2026-09-15
    CVE-2026-54549: Meta Ads MCP is a Model Context Protocol (MCP) server that lets AI assistants run Meta Ads.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-54549

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
mcpssrf
dates
happened 15 Sep 2026 · first reported 15 Sep 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 06:33Z · updated 2026-10-18 06:33Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2026-54549: Meta Ads MCP Unvalidated Image URL Vulnerability

https://gcdradar.vercel.app/incidents/cve-2026-54549-meta-ads-mcp-unvalidated-image-url-vulnerabil · AIR-2026-0116 · closed 2026-09-15

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-09-15
- AI role: Attack on AI
- Products: Meta Ads MCP
- CVE ids: CVE-2026-54549
- CVSS: 8.3

## Summary

A vulnerability in Meta Ads MCP permits unvalidated image URL downloads via an asynchronous HTTP client without scheme or host verification. Network callers can leverage this flaw to perform unauthorized requests.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-09-15: CVE-2026-54549: Meta Ads MCP is a Model Context Protocol (MCP) server that lets AI assistants run Meta Ads. (https://nvd.nist.gov/vuln/detail/CVE-2026-54549)

## Sources

- 2026-09-15 NVD: CVE-2026-54549: Meta Ads MCP is a Model Context Protocol (MCP) server that lets AI assistants run Meta Ads. https://nvd.nist.gov/vuln/detail/CVE-2026-54549

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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