CVE-2025-27440
CVE-2025-27440 is a high-severity vulnerability in Zoom Meeting Software Development Kit with a CVSS 3.x base score of 8.5. 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-124.
Key facts
- Severity: High (CVSS 3.x base score 8.5)
- EPSS exploit prediction: 0% (34th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-7783
- Weakness: CWE-124
- Affected product: Zoom Meeting Software Development Kit
- Published:
- Last modified:
Description
Heap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.
Frequently asked questions
- What is CVE-2025-27440?
- Heap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.
- How severe is CVE-2025-27440?
- CVE-2025-27440 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-27440 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-27440?
- CVE-2025-27440 primarily affects Zoom Meeting Software Development Kit. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2025-27440?
- 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-2025-27440 have an EU (EUVD) identifier?
- Yes. CVE-2025-27440 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7783.
- When was CVE-2025-27440 published?
- CVE-2025-27440 was published on 2025-03-11 and last updated on 2026-06-17.
References
Affected products (19)
- cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:android:*:*
- cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:iphone_os:*:*
- cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:linux:*:*
- cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:macos:*:*
- cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:windows:*:*
- cpe:2.3:a:zoom:rooms:*:*:*:*:*:android:*:*
- cpe:2.3:a:zoom:rooms:*:*:*:*:*:ipados:*:*
- cpe:2.3:a:zoom:rooms:*:*:*:*:*:macos:*:*
- cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:*
- cpe:2.3:a:zoom:rooms_controller:*:*:*:*:*:android:*:*
- cpe:2.3:a:zoom:rooms_controller:*:*:*:*:*:linux:*:*
- cpe:2.3:a:zoom:rooms_controller:*:*:*:*:*:macos:*:*
- cpe:2.3:a:zoom:rooms_controller:*:*:*:*:*:windows:*:*
- cpe:2.3:a:zoom:workplace:*:*:*:*:*:android:*:*
- cpe:2.3:a:zoom:workplace:*:*:*:*:*:iphone_os:*:*
- cpe:2.3:a:zoom:workplace_desktop:*:*:*:*:*:linux:*:*
- cpe:2.3:a:zoom:workplace_desktop:*:*:*:*:*:macos:*:*
- cpe:2.3:a:zoom:workplace_desktop:*:*:*:*:*:windows:*:*
- cpe:2.3:a:zoom:workplace_virtual_desktop_infrastructure:*:*:*:*:*:windows:*:*
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-2023-49647 — High (CVSS 8.8): Improper access control in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows…
- 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 →
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