CVE-2022-43748

7.5 highEPSS 0.8%

High (7.5) in synology presto file server. EPSS 0.8% chance of exploitation in the next 30 days.

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in file operation management in Synology Presto File Server before 2.1.2-1601 allows remote attackers to write arbitrary files via unspecified vectors.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2022-10-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

synology:presto_file_server

References

https://www.synology.com/security/advisory/Synology_SA_22_19
https://www.synology.com/security/advisory/Synology_SA_22_19

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