CVE-2026-7159
CVE-2026-7159 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- CVSS v2: 7.5
- CVSS v4: 5.5
- EPSS exploit prediction: 0% (34th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-25926
- Weakness: CWE-22
- Published:
- Last modified:
Description
A vulnerability was found in douinc mkdocs-mcp-plugin up to 0.4.1. This affects the function read_document/list_documents of the file server.py. Performing a manipulation of the argument docs_dir/file_path results in path traversal. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor confirms, that the "fix will be published within a few days."
Frequently asked questions
- What is CVE-2026-7159?
- A vulnerability was found in douinc mkdocs-mcp-plugin up to 0.4.1. This affects the function read_document/list_documents of the file server.py. Performing a manipulation of the argument docs_dir/file_path results in path traversal. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor confirms, that the "fix will be published within a few days."
- How severe is CVE-2026-7159?
- CVE-2026-7159 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2026-7159 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-7159?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-7159 have an EU (EUVD) identifier?
- Yes. CVE-2026-7159 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25926.
- When was CVE-2026-7159 published?
- CVE-2026-7159 was published on 2026-04-27 and last updated on 2026-06-17.
References
- https://github.com/douinc/mkdocs-mcp-plugin/
- https://github.com/douinc/mkdocs-mcp-plugin/issues/6
- https://github.com/douinc/mkdocs-mcp-plugin/issues/6#issuecomment-4223718119
- https://vuldb.com/submit/802063
- https://vuldb.com/vuln/359758
- https://vuldb.com/vuln/359758/cti
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