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Fencer Intel
high 8.8

CVE-2022-28763 json

Improper URL parsing in Zoom Clients

published 4y ago modified 4mo ago also EUVD-2022-33202

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.12.2 is susceptible to a URL parsing vulnerability. If a malicious Zoom meeting URL is opened, the malicious link may direct the user to connect to an arbitrary network address, leading to additional attacks including session takeovers.

Patch / fix

  • Zoom Video Communications Inc Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) 5.12.2
  • Zoom Video Communications Inc Zoom VDI Windows Meeting Clients 5.12.2
  • Zoom Video Communications Inc Zoom Rooms for Conference Room (for Android, iOS, Linux, macOS, and Windows) 5.12.2

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

1.51% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

  • Zoom Video Communications Inc Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows)
  • Zoom Video Communications Inc Zoom VDI Windows Meeting Clients
  • Zoom Video Communications Inc Zoom Rooms for Conference Room (for Android, iOS, Linux, macOS, and Windows)

Classification

Weakness
  • CWE-20 Improper Input Validation
  • CWE-601 URL Redirection to Untrusted Site

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.