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CVE-2026-22810

Joplin: Path traversal in OneNote importer allows overwriting arbitrary files PUBLISHED

Description (CNA)

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Versions prior to 3.5.7 contain a path traversal vulnerability in the importer which allows overwriting arbitrary files on disk. The OneNote converter does not sanitize the names of embedded files before writing them to disk. As a result, it's possible for an attacker to create a malicious .one file that includes file names containing ../../, that are then interpreted as part of the target path when extracting attachments from the .one file. This issue has been patched in version 3.5.7.

Affected (CNA)

Vendor / productVersions
laurent22 / joplinaffected < 3.5.7

CWE

CWE-24

References

ADP enrichment

CISA-ADP

No English description supplied.