CVE-2026-51997
📛 CVE Title
CVE-2026-51997
Description
An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the open() functions
Overview
- State
- PUBLISHED
- Assigner (CNA)
- mitre
- CVSS severity
- —
- CVSS score
- —
- CVSS vector
- —
- Effective score
- no score available from CNA, NVD, or AI yet
- CWE(s)
- —
- Reserved
- 2026-06-08
- Published
- 2026-09-24 00:00 UTC
- Last updated
- 2026-09-25 16:30 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/51xxx/CVE-2026-51997.json
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-09-24 15:17:23 UTC
- NVD last modified
- 2026-09-24 21:08:55 UTC
NVD / KEV / EPSS data refreshed 2026-09-25 04:38 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
AI-forensic CVSS estimate
Used only when a CVE has no official CVSS from its CNA or NVD. An LLM estimates the v3.1 base score from the description; a HIGH/CRITICAL estimate promotes the CVE to a Threat.
No AI estimate yet — it runs automatically once NVD has been checked, or click the button above.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-86020 - Assigner
- mitre
- Published
- Sep 24, 2026, 12:00:00 AM
- Updated
- Sep 24, 2026, 2:39:22 PM
- EUVD base score
- 0.0 / 10
- EUVD-reported EPSS
- 0.0000
- Vendors
- n/a
- Products
-
n/a (n/a)
- Aliases
-
GHSA-v65w-6crh-cp3h
ENISA description: An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the open() functions
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| n/a | n/a |
n/a (affected)
|
— |
Vendor references (3)
References embedded in the original CVE record by the assigning CNA.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (3)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
Remediations (10)
-
web:blogs.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-09-25 10:47 UTC -
web:blogs.oracle.com
For more information about the Critical Patch Update program, see the security vulnerability remediation practices page located on the Oracle Trust Center.
2026-09-25 10:47 UTC -
web:cvefeed.io
The following list is the news that have been mention CVE-2026-51997 vulnerability anywhere in the article. Results are limited to the first 20 news articles due to potential performance issues. The following table lists the changes that have been made to the CVE-2026-51997 vulnerability over time.
2026-09-25 10:47 UTC -
web:feedly.com
Sep 24, 2026 at 7:51 AM CVE assignment NVD published the first details for CVE-2026-51997
2026-09-25 10:47 UTC -
web:msrc.microsoft.com
Security Update Guide - Microsoft Security Response Center
2026-09-25 10:47 UTC -
web:support.microsoft.com
Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2016. It doesn't apply to the Office 2016 Click-to-Run editions, such as Microsoft Office 365 Home. (See What version of Office am I using?) How to get and install the update Method 1: Microsoft Update This update is available from Microsoft Update. When you turn on ...
2026-09-25 10:47 UTC -
web:support.microsoft.com
This update for Windows 11, version 25H2 and 24H2 (KB5084597) incudes security improvements. To learn more about differences between security updates, optional non-security preview updates, out-of-band (OOB) updates, and continuous innovation, see Windows monthly updates explained. For information on Windows update terminology, see the different types of Windows software updates. To view the ...
2026-09-25 10:47 UTC -
web:vulmon.com
Vulnerability Summary Remote attackers may execute arbitrary code in geelen mcp-remote versions 0.1.16 to 0.1.38. The vulnerability is present in the open () functions.
2026-09-25 10:47 UTC -
web:www.oracle.com
This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.
2026-09-25 10:47 UTC -
web:www.oracle.com
Additional CVEs addressed are: The patch for CVE - 2026 -34481 also addresses CVE - 2026 -34477, CVE - 2026 -34478, CVE - 2026 -34479, and CVE - 2026 -34480. Oracle Fusion Middleware Risk Matrix This Critical Security Patch Update contains 106 new security patches for Oracle Fusion Middleware. 53 of these vulnerabilities may be remotely exploitable without authentication, i.e., may be exploited over a ...
2026-09-25 10:47 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-51997.json.
{
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
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"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
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"id": "CVE-2026-51997",
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"timestamp": "2026-09-25T16:30:01.121484Z",
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},
{
"url": "https://github.com/geelen/mcp-remote/security/advisories"
},
{
"url": "https://github.com/playb0t/mcp-remote-oauth-security/blob/v1.0.1/advisories/F-08-browser-url-validation.md"
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"datePublished": "2026-09-24T00:00:00.000Z",
"dateReserved": "2026-06-08T00:00:00.000Z",
"dateUpdated": "2026-09-25T16:30:52.599Z",
"state": "PUBLISHED"
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