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Vulnerabilities

Vulnerability · CVE-2025-49458

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

Published Sep 9, 2025 · catalog updated Sep 10, 2025 · Zoom Communications, Inc Zoom Workplace Clients

Check this week

CVE-2025-49458 is not in CISA KEV. FIRST estimates a 32.00% chance of exploitation in the next 30 days. Check whether you run Zoom Communications, Inc Zoom Workplace Clients.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
32.00%
Remediation
Advisory link
Affected products
vendor Zoom Communications, Inc Zoom Workplace Clients see references

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

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Zoom Communications, Inc Zoom Workplace Clients see referencessee references

How to fix CVE-2025-49458

  • Recommended remediation

    A patch or advisory reference is linked. Open the original publisher for availability by product version.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-49458 is not in CISA KEV. FIRST estimates a 32.00% chance of exploitation in the next 30 days. Check whether you run Zoom Communications, Inc Zoom Workplace Clients.

Which versions are affected?

Compare what you have installed with Zoom Communications, Inc Zoom Workplace Clients see references see references. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 32.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 9, 2025 · EUVD

    Detected

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

  2. Sep 10, 2025 · EUVD

    Updated

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

Sources

  • EUVDVulnerability recordEUVD-2025-27615

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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Sep 10, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.