Vulnerability in TP-Link Tapo C110
CVE-2026-6250
An authenticated format string vulnerability exists in the ONVIF service of Tapo C110 v2 due to improper handling of user-controlled input. Externally controlled data is interpreted as a format string, which can be used to manipulate stack memory, including control flow data such as return addresses. A remote authenticated attacker may redirect execution flow to existing internal functions, triggering an unauthorized factory reset, leading to loss of configuration, deletion of stored credentials and service disruption.
EPSS: 0.005 (38.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
Affected products
- Tp-link Tapo_c110 — versions 2.0
- Tp-link Tapo_c110_firmware
- Tp-link Systems Inc. Tapo C110 V2 — versions 0
Weakness classification (CWE)
References
- f23511db-6c3e-4e32-a477-6aa17d310630 (Release Notes, patch)
- f23511db-6c3e-4e32-a477-6aa17d310630 (Release Notes, patch)
- f23511db-6c3e-4e32-a477-6aa17d310630 (Release Notes, patch)
- f23511db-6c3e-4e32-a477-6aa17d310630 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-6250?
- CVE-2026-6250 is a high-severity vulnerability in TP-Link Tapo C110, classified under Use of Externally-Controlled Format String. CVSS score: 8.1/10. Published 2026-06-11.
- How severe is CVE-2026-6250?
- High severity. CVSS v3 base score is 8.1 out of 10.