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Improper certificate validation in Zoom Clients

Priority LOW 32CWE-295Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Spoofing
Confidentiality · integrity · availability
High · High · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-295.

Summary

Improper certificate validation in the My Notes feature of certain Zoom Clients may allow an unauthenticated user to conduct an information disclosure via network access.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00211 11th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Zoom Video Communications, Inc.Zoom Clientssee references—No fix listedCNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-13 Threatist record created from CVE-2026-108185
  2. 2026-10-13 Alias added: GHSA-gvvx-jh7f-cfcm
  3. 2026-10-14 Priority changed: MEDIUM → LOW
  4. 2026-10-16 CISA SSVC decision points changed

References

  • TI-2026-18340 Zoom Node Deployments - Command Injection CVSS 3.1CRITICAL 9.9
  • TI-2017-11048 The ZoomLauncher binary in the Zoom client for Linux before 2.0.115900.1201 does not… CVSS 3.1HIGH 8.8
  • TI-2017-11047 Stack-based buffer overflow in the ZoomLauncher binary in the Zoom client for Linux… CVSS 3.1HIGH 8.8
  • TI-2020-04976 Path traversal in Zoom CVSS 3.1CRITICAL 9.8
  • TI-2026-38498 Zoom Workplace VDI Plugin for Windows - Improper Input Validation CVSS 3.1CRITICAL 9.8
  • TI-2021-13217 Improper certificate validation in Zoom Client for Meetings for Windows CVSS 3.1CRITICAL 9.8
See all 252 →

Sources