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CVE-2021-3310

7.8 highEPSS 1.0%

High (7.8) in westerndigital my cloud os. EPSS 1.0% chance of exploitation in the next 30 days.

Western Digital My Cloud OS 5 devices before 5.10.122 mishandle Symbolic Link Following on SMB and AFP shares. This can lead to code execution and information disclosure (by reading local files).

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
1.0% chance of exploitation in the next 30 days; higher than 63% of CVEs (scores of 2026-10-31)
CWE
CWE-59
Published
Modified
Record from
the NVD, synced

Affected

References

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