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Unauthenticated Remote Code Execution via MacTool Command Injection in TP-Link Tapo C120 & C200

Priority LOW 39CWE-287Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-287.

Summary

Tapo C120 v1 and C200 V5 do not adequately protect login challenge data or sanitize attacker-controlled input processed by the MacTool handler. An unauthenticated attacker on the same local network can replay login challenge data to obtain an administrative session, enable a privileged service that becomes accessible after a reboot, and submit crafted input to execute arbitrary commands within the device management process. Successful exploitation may allow arbitrary command execution on the camera and compromise the confidentiality, integrity, and availability of the affected device. Exploitation requires access from the same local network, replay of the login challenge data, activation of the privileged service, and a device reboot.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00268 19th percentileScored 2026-11-07
Fix Fixed Tapo C200 v5 (TP-Link Systems Inc.): V5_1.4.6 Build 260709 Rel.27675nTapo C120 v1 (TP-Link Systems Inc.): V1_1.9.4 Build 260813 Rel.79754n

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TP-LinkTapo C200 v5before V5_1.4.6 Build 260709 Rel.27675nV5_1.4.6 Build 260709 Rel.27675nPatch availableCNA
TP-LinkTapo C120 v1before V1_1.9.4 Build 260813 Rel.79754nV1_1.9.4 Build 260813 Rel.79754nPatch availableCNA
  • Tapo C200 v5 VendorTP-Link Affected before V5_1.4.6 Build 260709 Rel.27675n Fixed in V5_1.4.6 Build 260709 Rel.27675n Patch available CNA
  • Tapo C120 v1 VendorTP-Link Affected before V1_1.9.4 Build 260813 Rel.79754n Fixed in V1_1.9.4 Build 260813 Rel.79754n Patch available CNA

Remediation

  • Fix · CNA Tapo C200 v5 (TP-Link Systems Inc.) Fixed in V5_1.4.6 Build 260709 Rel.27675n
  • Fix · CNA Tapo C120 v1 (TP-Link Systems Inc.) Fixed in V1_1.9.4 Build 260813 Rel.79754n

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    TP-Link Systems Tapo C120 v1, Tapo C200 v5 — tp-link.com/us/support/faq/5321

    4 records Highest priority Priority LOW 4 LOW

    Other records, highest priority first

    • TI-2026-54630 Missing authentication in TP-Link Tapo C200 v5Priority LOW 31
    • TI-2026-07939 Unauthenticated Onboarding Connect NULL Pointer Dereference Denial of Service Vulnerability in TP-Link Tapo C120 & C200Priority LOW 30
    • TI-2026-54629 Unauthenticated Onboarding Scan Information Disclosure in TP-Link Tapo C120 & C200Priority LOW 23

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-102369
  2. 2026-10-03 Alias added: GHSA-xrj7-3q7x-59fm

References

  • TI-2023-16571 TP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 was discovered to contain… KEVCVSS 3.1HIGH 8.8
  • TI-2023-01313 Command injection in TP-Link Archer AX21 KEVCVSS 3.1HIGH 8.8
  • TI-2020-14907 TP-Link TL-WA855RE V5 20200415-rel37464 devices allow an unauthenticated attacker (on the… KEVCVSS 3.1HIGH 8.8
  • TI-2025-08589 Authenticated RCE via Parental Control command injection KEVCVSS 4.0HIGH 8.6
  • TI-2015-02672 Directory traversal vulnerability in TP-LINK Archer C5 (1.2) with firmware before 150317… KEVCVSS 3.1HIGH 7.5
  • TI-2023-27456 Authentication bypass by spoofing in TP-Link TL-WR841N KEVCVSS 3.1MEDIUM 6.5
See all 636 →

Sources