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CVE-2026-8714— Denial-of-Service Vulnerability in RTSP Input Handling on TP-Link's Tapo C520WS

Quick assessment

Affected
TP-Link Systems Inc. Tapo C520WS v2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

TP-Link Tapo C520WS是中国普联（TP-Link）公司的一个WiFi摄像头。 TP-Link Tapo C520WS v2存在安全漏洞，该漏洞源于RTSP服务器组件对语法无效输入处理不当，可能导致拒绝服务。

AI Predicted 7.5 Difficulty: Trivial EPSS 0.33% · P24

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
TP-Link Systems Inc. Tapo C520WS v2 < 1.2.6 Build 260528 Rel.60422n affected
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I. Basic Information for CVE-2026-8714

Vulnerability Information
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Vulnerability Title
Denial-of-Service Vulnerability in RTSP Input Handling on TP-Link's Tapo C520WS
Source: CVE Program / CVE List V5
Vulnerability Description
A denial-of-service vulnerability exists in the RTSP server component of TP-Link Tapo C520WS v2 due to improper handling of syntactically invalid input.  Crafted inputs can trigger a processing error, causing the RTSP service to enter non-responsive state. Successful exploitation may cause the RTSP in a denial-of-service condition.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
TP-Link Tapo C520WS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TP-Link Tapo C520WS是中国普联（TP-Link）公司的一个WiFi摄像头。 TP-Link Tapo C520WS v2存在安全漏洞，该漏洞源于RTSP服务器组件对语法无效输入处理不当，可能导致拒绝服务。
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
TP-Link Systems Inc. Tapo C520WS v2 0 ~ 1.2.6 Build 260528 Rel.60422n -

II. Public POCs for CVE-2026-8714

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III. Intelligence Information for CVE-2026-8714

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Vendor Advisories for CVE-2026-8714 (1)

Other References for CVE-2026-8714 (1)

Same Patch Batch · TP-Link Systems Inc. · 2026-06-05 · 6 CVEs total

CVE-2026-6240 Authenticated Stack-based Buffer Overflow in ONVIF DeleteUsers Service on TP-Link Tapo C52
CVE-2026-6239 Authenticated Stack-based Buffer Overflow in ONVIF CreateUsers Service in TP-Link Tao C520
CVE-2026-6241 Authenticated Format String Vulnerability in ONVIF AddScopes Method on TP-Link Tapo C520WS
CVE-2026-6242 Authenticated Format String Vulnerability in ONVIF Subscribe Service on TP-Link Tapo C520W
CVE-2026-34123 Whitelist Validation Bypass in TP-Link Tapo C520WS

IV. Related Vulnerabilities

Same product: Tapo C520WS v2
Same vendor: TP-Link Systems Inc.
Same weakness: CWE-20

V. Comments for CVE-2026-8714

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