CVE-2025-30669
Zoom Workplace Clients - Improper Certificate Validation
Improper certificate validation in certain Zoom Clients may allow an unauthenticated user to conduct a disclosure of information via adjacent access.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Zoom Workplace Clients - Improper Certificate Validation
Improper certificate validation in certain Zoom Clients may allow an unauthenticated user to conduct a disclosure of information via adjacent access.
- Record
CVE-2025-30669- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
EUVDEUVD-2025-175320
Improper certificate validation in certain Zoom Clients may allow an unauthenticated user to conduct a disclosure of information via adjacent access.
- Record
EUVD-2025-175320- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-rvpr-922x-mxgg
Improper certificate validation in certain Zoom Clients may allow an unauthenticated user to...
Improper certificate validation in certain Zoom Clients may allow an unauthenticated user to conduct a disclosure of information via adjacent access.
- Record
GHSA-rvpr-922x-mxgg- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
NVD
Improper certificate validation in certain Zoom Clients may allow an unauthenticated user to conduct a disclosure of information via adjacent access.
- Record
CVE-2025-30669- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-30669 is a medium vulnerability (CVSS 4.8) in Zoom Communications Inc. Workplace Clients, published November 13, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.