CVE-2022-22685

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-07-28 · updated 2026-06-17
Weakness: CWE-22

Description

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology WebDAV Server before 2.4.0-0062 allows remote authenticated users to delete arbitrary files via unspecified vectors.

Affected products

Synology WebDAV Server: before 2.4.0-0062 — fixed in 2.4.0-0062

How to fix

Upgrade to a fixed version: Synology WebDAV Server 2.4.0-0062. Check the vendor advisory for mitigations.

References

https://www.synology.com/security/advisory/Synology_SA_21_09
https://www.synology.com/security/advisory/Synology_SA_21_09

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