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Vulnerability record · CVE-2026-75618 · published 19 August 2026

CVE-2026-75618: Tp-link tapo c100 firmware null pointer dereference vulnerability

Tp Link · Tapo C100 Firmware

Tapo C100/C101 V5 contains a null pointer dereference vulnerability in the RTSP service. An attacker on the local network can send specially crafted requests that cause the service to dereference an invalid pointer, resulting in a service crash and device reboot. Successful exploitation can disrupt live video streaming functionality and cause a temporary denial-of-service condition.

7.1 CVSS 4.0 High EPSS 0.38% · top 71.1% CWE-476 · NULL pointer dereference
7.1CVSS 4.0 base score
0.38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
4 Sep 2026Last modified by NVD

Description

Tapo C100/C101 V5 contains a null pointer dereference vulnerability in the RTSP service. An attacker on the local network can send specially crafted requests that cause the service to dereference an invalid pointer, resulting in a service crash and device reboot. Successful exploitation can disrupt live video streaming functionality and cause a temporary denial-of-service condition.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.tp-link.com/en/support/download/tapo-c100/#Firmware-Release-Notes Release Notes
https://www.tp-link.com/us/support/download/tapo-c100/#Firmware-Release-Notes Release Notes
https://www.tp-link.com/us/support/download/tapo-c101/#Firmware-Release-Notes Release Notes
https://www.tp-link.com/us/support/faq/5251/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

6.9CVE-2026-75619Tp-link tapo c100 firmware heap-based buffer overflow vulnerabilityTapo C100/C101 V5 contains a heap-based buffer overflow vulnerability in the RTSP service. An authenticated attacker on the local network can send sp…EPSS 0.42%6.5CVE-2023-39610Tp-link tapo c100 firmware uncontrolled resource consumption vulnerabilityAn issue in TP-Link Tapo C100 v1.1.15 Build 211130 Rel.15378n(4555) and before allows attackers to cause a Denial of Service (DoS) via supplying a cr…EPSS 0.33%5.3CVE-2020-11445Tp-link nc450 firmware vulnerabilityTP-Link cloud cameras through 2020-02-09 allow remote attackers to bypass authentication and obtain sensitive information via vectors involving a Wi-…EPSS 1.8%6.2CVE-2026-21525Windows Remote Access Connection Manager null pointer dereference DoSWindows Remote Access Connection Manager contains a null pointer dereference (CWE-476) that lets an unauthorized attacker deny service locally. The f…KEVEPSS 4.8%analysed

Source: NIST National Vulnerability Database (record CVE-2026-75618), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.