CVE-2023-28602

7.7 highEPSS 0.3%

High (7.7) in zoom zoom. EPSS 0.3% chance of exploitation in the next 30 days.

Zoom for Windows clients prior to 5.13.5 contain an improper verification of cryptographic signature vulnerability. A malicious user may potentially downgrade Zoom Client components to previous versions.

Severity

CVSS 3.1

7.7 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-347
Published: 2023-06-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

zoom:zoom

References

https://explore.zoom.us/en/trust/security/security-bulletin/
https://explore.zoom.us/en/trust/security/security-bulletin/

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