CVE-2026-111915

Yank Note before 3.93.1 contains a path traversal vulnerability that allows unauthenticated remote attackers to read arbitrary files via the path or doc parameter of /api/help. Attackers can supply repeated '../' segments, which bypass the single-replacement sanitization in the publicly allowlisted endpoint, to read SSH keys, configuration, or notes.

CVSS v3 5.9 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/purocean/yn/blob/v3.93.0/src/main/server/index.ts
https://github.com/purocean/yn/commit/d3b0ad27f7f6388b878eefd828557ae2d2a8789b
https://github.com/purocean/yn/issues/543
https://github.com/purocean/yn/releases/tag/v3.93.1
https://www.vulncheck.com/advisories/yank-note-before-3.93.1-path-traversal-via-api-help-endpoint

Configurations

No configuration.

History

19 Oct 2026, 14:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-19 14:17

Updated : 2026-10-19 21:14

NVD link : CVE-2026-111915

Mitre link : CVE-2026-111915

CVE.ORG link : CVE-2026-111915

JSON object : View

Products Affected

No product.

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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