CVE-2021-29088

7.8 highEPSS 0.3%

High (7.8) in synology diskstation manager. EPSS 0.3% chance of exploitation in the next 30 days.

Improper limitation of a pathname to a restricted directory ('Path Traversal') in cgi component in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows local users to execute arbitrary code via unspecified vectors.

Severity

CVSS 3.1

7.8 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2021-06-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

synology:diskstation_manager

References

https://www.synology.com/security/advisory/Synology_SA_21_03
https://www.synology.com/security/advisory/Synology_SA_21_03

Check your stack JSON