CVE-2026-53414— Zoom Clients - Buffer Over-read
Possible ATT&CK Techniques 1AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Zoom Communications | Zoom Clients | see references | affected |
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I. Basic Information for CVE-2026-53414
Vulnerability Information
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Vulnerability Title
Zoom Clients - Buffer Over-read
Source: CVE Program / CVE List V5
Vulnerability Description
Missing bounds check in the annotator function of Zoom Clients allows buffer over-read, which may allow a meeting participant to conduct a denial of service on another participant via network access.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
缓冲区上溢读取
Source: CVE Program / CVE List V5
Vulnerability Title
Zoom Communications Zoom Clients 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zoom Communications Zoom Clients是Zoom Communications公司的一款视频会议客户端软件。 Zoom Communications Zoom Clients存在缓冲区错误漏洞，该漏洞源于annotator函数缺少边界检查，可能导致缓冲区过度读取，攻击者可能通过网络访问对另一参与者发起拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Zoom Communications | Zoom Clients | see references | - |
II. Public POCs for CVE-2026-53414
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
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Vendor Advisories for CVE-2026-53414 (1)
Same Patch Batch · Zoom Communications · 2026-08-11 · 4 CVEs total
| CVE-2026-53415 | 8.3 HIGH | Zoom Clients - Use After Free |
| CVE-2026-53413 | 8.3 HIGH | Zoom Clients - Buffer Over-write |
| CVE-2026-53416 | 7.1 HIGH | Zoom VDI - Path Traversal |
IV. Related Vulnerabilities
Same product: Zoom Clients
Same vendor: Zoom Communications
Same weakness: CWE-126
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V. Comments for CVE-2026-53414
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