CVE-2026-8714: CWE-20 Improper input validation in TP-Link Systems Inc. Tapo C520WS v2
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.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-8714) affects the RTSP server in TP-Link Tapo C520WS v2 devices. It is caused by improper input validation (CWE-20) of malformed RTSP requests, which leads to a processing error that causes the RTSP service to enter a non-responsive state, resulting in denial-of-service. The CVSS 4.0 base score is 7.1, reflecting high severity with attack vector being adjacent network and no privileges or user interaction required. No patch or official remediation level has been published by TP-Link as of the vulnerability disclosure date.
Potential Impact
Successful exploitation causes denial-of-service of the RTSP service on the affected device, disrupting its ability to stream video. This impacts availability of the RTSP functionality but does not indicate compromise of device integrity or confidentiality. No known exploits in the wild have been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider limiting access to the RTSP service from untrusted networks to reduce exposure. Monitor vendor communications for updates on patches or mitigations.
CVE-2026-8714: CWE-20 Improper input validation in TP-Link Systems Inc. Tapo C520WS v2
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.
CVSS v4.0
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-8714) affects the RTSP server in TP-Link Tapo C520WS v2 devices. It is caused by improper input validation (CWE-20) of malformed RTSP requests, which leads to a processing error that causes the RTSP service to enter a non-responsive state, resulting in denial-of-service. The CVSS 4.0 base score is 7.1, reflecting high severity with attack vector being adjacent network and no privileges or user interaction required. No patch or official remediation level has been published by TP-Link as of the vulnerability disclosure date.
Potential Impact
Successful exploitation causes denial-of-service of the RTSP service on the affected device, disrupting its ability to stream video. This impacts availability of the RTSP functionality but does not indicate compromise of device integrity or confidentiality. No known exploits in the wild have been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider limiting access to the RTSP service from untrusted networks to reduce exposure. Monitor vendor communications for updates on patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- TPLink
- Date Reserved
- 2026-05-15T20:50:58.600Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a22fdf6e29bf47b50937398
Added to database: 06/05/2026, 16:48:54 UTC
Last enriched: 06/05/2026, 17:03:28 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 70
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