Synced 18 Jun 2026 05:58 UTC Account
← All products

CVE-2021-33959

HIGH severity · CVSS 7.5 · CWE-346
7.5CVSS HIGH

Summary

Plex media server 1.21 and before is vulnerable to ddos reflection attack via plex service.

Impact & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)15%

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

Affected products we track (1)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.