CVE-2026-111915

Medium

Description

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.

SeverityMedium

CVSS5.9

Exploit probability—

ProductYank Note

PublishedOct 19, 2026

First seenOct 19, 2026

Weakness typeCWE-22Path traversal

How to fix

Update

purocean Yank Note3.93.1 or later

Patches

github.com/purocean/yn/commit/d3b0ad27f7f6388b878eefd828557ae2d2a8789b

Vendor advisories

github.com/purocean/yn/releases/tag/v3.93.1

Affected products

Product	Affected versions	Fixed in
purocean Yank Note	v < 3.93.1	3.93.1

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