CVE-2025-49458 Zoom Workplace Clients - Buffer Overflow
An authenticated user can cause a denial of service in Zoom Workplace Clients via a buffer overflow vulnerability.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-49458?
CVE-2025-49458 is a medium-severity memory corruption vulnerability in Zoom Meeting Software Development Kit, published on 9 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Buffer overflow in certain Zoom Workplace Clients may allow an authenticated user to conduct a denial of service via network access.
Weakness: CWE-120
Which versions are affected by CVE-2025-49458?
It affects 5 products.
Products include Zoom Meeting Software Development Kit, Zoom Rooms, Zoom Rooms Controller, Zoom Workplace Desktop, Zoom Workplace Virtual Desktop Infrastructure.
How do I fix CVE-2025-49458?
No fix has been published for CVE-2025-49458 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-49458 being exploited?
There is no known exploitation of CVE-2025-49458 in the wild and no public exploit code.
Other vulnerabilities in Zoom Meeting Software Development Kit
- CVE-2025-49457 Zoom Clients for Windows - Untrusted Search Path
- CVE-2024-24691 Privilege escalation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows
- CVE-2025-30663 Zoom Workplace Apps - Time-of-check Time-of-use
- CVE-2025-0147 Zoom Workplace App for Linux - Type Confusion
- CVE-2023-49647 Zoom Desktop Client for Windows - Improper Access Control
Sources
Also known as GHSA-ccpc-pcg5-454v.