CVE-2026-76653
TP-Link · published 2026-09-10
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by TPLink via the CVE Program.
A missing authentication vulnerability in the VPN configuration management has been identified in Archer MR600 (v2, v3 & v5) and TL-MR6400 v8 due to improper access control; a remote unauthenticated attacker may be able to access and modify VPN configuration information without valid credentials. Successful exploitation may allow a remote unauthenticated attacker to disclose and modify VPN configuration information.
Status at the source
- NVD status: Deferred — NVD has not analysed this CVE.
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| TP-Link Systems Inc. | TL-MR6400 v8 | 0 – before 1.5.0 0.9.1 v0001.0 Build 260610 Rel.67978n: affected |
| TP-Link Systems Inc. | Archer MR600 | v3 – before MR600(EU)_V3_1.4.0 Build 260827: affected v2 – before MR600(EU)_V2_1.12.0 Build 2600826: affected |
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 4.0: 5.3 MEDIUM — as published by TPLink (Secondary)
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/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:X/V:X/RE:X/U:X - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: no · Technical impact: partial
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://www.tp-link.com/en/support/download/archer-mr600/v5/#Firmware
- https://www.tp-link.com/en/support/download/tl-mr6400/v8/#Firmware
- https://www.tp-link.com/us/support/faq/5292/
Source dates: published 2026-09-10, last changed 2026-09-11. DeSpy's copy of this version is dated 2026-09-28.
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