CVE-2026-7212

Medium

Published: 28 April 2026

Published

28 April 2026

Modified

29 April 2026

KEV Added

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Patch

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CVSS Score v4 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

EPSS Score 0.0007 20.6th percentile

Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-7212 is a medium-severity Path Traversal (CWE-22) vulnerability. Its CVSS base score is 5.5 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 20.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

This vulnerability is AI-related — categorised as AI Agent Protocols and Integrations; in the Supply Chain and Deployment risk domain.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2026-7212 is a path traversal vulnerability (CWE-22) affecting edvardlindelof notes-mcp versions up to 0.1.4. The flaw exists in an unknown function within the notes_mcp.py file, where manipulation of the root_dir/path argument enables path traversal attacks.

Remote attackers can exploit this vulnerability over the network without requiring privileges or user interaction, as reflected in its CVSS v3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L). Successful exploitation allows limited impacts on confidentiality, integrity, and availability, such as accessing or modifying files outside the intended directory.

The project was informed of the issue early via GitHub issue #2 but has not responded. No patches or official mitigations are mentioned in available advisories. The exploit has been publicly disclosed and may be used, with details referenced in the GitHub repository at https://github.com/edvardlindelof/notes-mcp/ and VulDB entries including https://vuldb.com/vuln/359808.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-25965

Vulnerability details

A security vulnerability has been detected in edvardlindelof notes-mcp up to 0.1.4. This affects an unknown function of the file notes_mcp.py. The manipulation of the argument root_dir/path leads to path traversal. The attack is possible to be carried out remotely.…

The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CWE(s): CWE-22

AI Security AnalysisAI

AI Category: AI Agent Protocols and Integrations
Risk Domain: Supply Chain and Deployment
OWASP Top 10 for LLMs 2025: None mapped
Classification Reason: Matched keywords: mcp

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

attack.mitre.org →

T1005 Data from Local System Collection

Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.

attack.mitre.org →

Why these techniques?

Path traversal in a remotely accessible application directly enables T1190 (exploiting public-facing apps without auth) and facilitates T1005 (unauthorized access to files on the local system outside intended directories).

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1