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TI-2023-20366 Aliases CVE-2023-39208GHSA-2wv3-fgjg-gj5w

Cross-site scripting in Zoom Desktop Client for Linux

Priority MEDIUM 40CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Improper input validation in Zoom Desktop Client for Linux before version 5.15.10 may allow an unauthenticated user to conduct a denial of service via network access.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00636 50th 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
Yes
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 Desktop Client for Linuxbefore version 5.15.10—No fix listedCNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:zoom:zoom:*:*:*:*:*:linux:*:*before 5.15.10VulnerableZoom Video Communications, Inc.

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-39208
  2. 2026-10-03 Alias added: GHSA-2wv3-fgjg-gj5w
  3. 2026-10-25 EPSS moved to the 50th–90th percentile

References

  • 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-2018-11203 Authentication bypass by spoofing in Zoom CVSS 3.0CRITICAL 9.8
  • TI-2024-16222 Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for… CVSS 3.1CRITICAL 9.8
  • TI-2023-20371 Injection in Zoom Desktop Client for Windows and Zoom VDI Client CVSS 3.1CRITICAL 9.8
See all 62 →

Sources