How severe is CVE-2023-49647?

CVE-2023-49647 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-49647 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49647?

CVE-2023-49647 primarily affects Zoom Meeting Software Development Kit. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-49647?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-49647 have an EU (EUVD) identifier?

Yes. CVE-2023-49647 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53589.

When was CVE-2023-49647 published?

CVE-2023-49647 was published on 2024-01-12 and last updated on 2026-06-17.

CVE-2023-49647

CVE-2023-49647 is a high-severity vulnerability in Zoom Meeting Software Development Kit with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-266.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-53589
Weakness: CWE-266
Affected product: Zoom Meeting Software Development Kit
Published: 2024-01-12
Last modified: 2026-06-17

Description

Improper access control in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 may allow an authenticated user to conduct an escalation of privilege via local access.

Frequently asked questions

What is CVE-2023-49647?: Improper access control in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 may allow an authenticated user to conduct an escalation of privilege via local access.
How severe is CVE-2023-49647?: CVE-2023-49647 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-49647 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49647?: CVE-2023-49647 primarily affects Zoom Meeting Software Development Kit. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-49647?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-49647 have an EU (EUVD) identifier?: Yes. CVE-2023-49647 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53589.
When was CVE-2023-49647 published?: CVE-2023-49647 was published on 2024-01-12 and last updated on 2026-06-17.

References

https://www.zoom.com/en/trust/security-bulletin/ZSB-24001/

Affected products (4)

cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:video_software_development_kit:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:zoom:*:*:*:*:*:windows:*:*
cpe:2.3:a:zoom:virtual_desktop_infrastructure:*:*:*:*:*:*:*:*

More vulnerabilities in Zoom Meeting Software Development Kit

CVE-2025-49457 — Critical (CVSS 9.6): Untrusted search path in certain Zoom Clients for Windows may allow an unauthenticated user to conduct an escalation of…
CVE-2024-24691 — Critical (CVSS 9.6): Improper input validation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for…
CVE-2025-30663 — High (CVSS 8.8): Time-of-check time-of-use race condition in some Zoom Workplace Apps may allow an authenticated user to conduct an…
CVE-2025-0147 — High (CVSS 8.8): Type confusion in the Zoom Workplace App for Linux before 6.2.10 may allow an authorized user to conduct an escalation…
CVE-2025-27440 — High (CVSS 8.5): Heap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via…
CVE-2025-27439 — High (CVSS 8.5): Buffer underflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via…

All CVEs affecting Zoom Meeting Software Development Kit →

Other CWE-266 (Incorrect Privilege Assignment) vulnerabilities

CVE-2026-23800 — Critical (CVSS 10.0): Incorrect Privilege Assignment vulnerability in Modular DS modular-connector allows Privilege Escalation.This issue…
CVE-2025-41115 — Critical (CVSS 10.0): SCIM provisioning was introduced in Grafana Enterprise and Grafana Cloud in April to improve how organizations manage…
CVE-2024-9479 — Critical (CVSS 10.0): Improper Privilege Management vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Privilege…
CVE-2024-9478 — Critical (CVSS 10.0): Improper Privilege Management vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Privilege…
CVE-2026-42368 — Critical (CVSS 9.9): A privilege escalation vulnerability exists in the Web Interface functionality of GeoVision LPC2011/LPC2211 1.10. A…
CVE-2026-32922 — Critical (CVSS 9.9): OpenClaw before 2026.3.11 contains a privilege escalation vulnerability in device.token.rotate that allows callers with…

Browse all CWE-266 (Incorrect Privilege Assignment) vulnerabilities →