CVE-2022-27621

Severity: low (CVSS 3.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-03 · 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 USB Copy before 2.2.0-1086 allows remote authenticated users to read or write arbitrary files via unspecified vectors.

Affected products

Synology USB Copy: before 2.2.0-1086 — fixed in 2.2.0-1086

How to fix

Upgrade to a fixed version: Synology USB Copy 2.2.0-1086. Check the vendor advisory for mitigations.

References

https://www.synology.com/security/advisory/Synology_SA_22_14
https://www.synology.com/security/advisory/Synology_SA_22_14

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