What is CVE-2025-49458?

CVE-2025-49458 is a medium-severity vulnerability in Zoom Meeting_software_development_kit, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2025-09-09.

How severe is CVE-2025-49458?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Zoom Meeting_software_development_kit

CVE-2025-49458

Buffer overflow in certain Zoom Workplace Clients may allow an authenticated user to conduct a denial of service via network access.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (20.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Zoom Meeting_software_development_kit
Zoom Rooms
Zoom Rooms_controller
Zoom Workplace_desktop
Zoom Workplace_virtual_desktop_infrastructure
Zoom Communications, Inc Workplace Clients — versions see references

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

security@zoom.us (Vendor Advisory)

Frequently asked questions

What is CVE-2025-49458?: CVE-2025-49458 is a medium-severity vulnerability in Zoom Meeting_software_development_kit, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2025-09-09.
How severe is CVE-2025-49458?: Medium severity. CVSS v3 base score is 6.5 out of 10.