CVE-2026-15189

MEDIUMPre-NVD 6.36.3
EchelonGraph scoreHIGH confidence

Score 6.3 from GitHub Security Advisory published 2026-07-09. a secondary CVSS source baseline 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
6.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A security vulnerability has been detected in aerostackdev aerostack-mcp up to 6315dfde7df0a15aaf743f88d91347115e09ba23. Affected by this issue is the function upload_media of the component mcp-whatsapp. Such manipulation of the argument media_url leads to server-side request forgery. The attack may be launched remotely. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v3
6.3
EG Score
6.3(high)
EPSS
11.1%
KEV
Not listed

Published

July 9, 2026

Last Modified

July 9, 2026

Advisory Details (2)

Auto-updated Jul 9, 2026
No patch confirmed yet.
generic

GitHub - aerostackdev/aerostack-mcp: 200+ MCP servers on Cloudflare's edge. Connect to Claude, Cursor, Windsurf — one URL, every tool. Registry at https://aerostack.dev · GitHub

https://github.com/aerostackdev/aerostack-mcp/
generic

SSRF in mcp-whatsapp upload_media via Unrestricted Server-Side URL Fetch · Issue #3 · aerostackdev/aerostack-mcp · GitHub

https://github.com/aerostackdev/aerostack-mcp/issues/3

Vendor Advisories for CVE-2026-15189(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-13 06:12 UTCEPSS rescore
  2. 2026-07-12 20:11 UTCEG score recompute
  3. 2026-07-12 20:11 UTCGHSA enrichment
  4. 2026-07-12 05:46 UTCEPSS rescore
  5. 2026-07-11 18:40 UTCEG score recompute
  6. 2026-07-11 18:40 UTCGHSA enrichment
  7. 2026-07-11 08:27 UTCEPSS rescore
  8. 2026-07-10 17:09 UTCEG score recompute
  9. 2026-07-10 17:09 UTCGHSA enrichment
  10. 2026-07-09 15:37 UTCEG score recompute
  11. 2026-07-09 15:35 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-15189?
CVE-2026-15189 is a medium vulnerability published on July 9, 2026. A security vulnerability has been detected in aerostackdev aerostack-mcp up to 6315dfde7df0a15aaf743f88d91347115e09ba23. Affected by this issue is the function uploadmedia of the component mcp-whatsapp. Such manipulation of the argument mediaurl leads to server-side request forgery. The attack may…
When was CVE-2026-15189 disclosed?
CVE-2026-15189 was first published in the National Vulnerability Database on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15189 actively exploited?
CVE-2026-15189 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 11.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-15189?
CVE-2026-15189 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2026-15189?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15189, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-15189

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