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CVE-2025-46789

Zoom Clients for Windows - Classic Buffer Overflow

MEDIUM
6.5
CVSS Score
Published: July 10, 2025 at 03:50 PM UTC
Updated: June 17, 2026 at 09:26 AM UTC
2 products affected across 2 vendorsZoomZoom

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Zoom· Zoom
95%
All versions
Zoom· Zoom Communications
60%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Broken LinkVendor Advisory
Source: [email protected]
https://https://www.zoom.com/en/trust/security-bulletin/zsb-25024/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMZoom
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-120

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