CVE-2026-102813
Administrator Password Reset Through the Verification-Code Interface in TP-Link RE305
An authentication flaw exists in the password-recovery functionality of TP-Link RE305 V3. The verification-code interface allows an unauthenticated attacker on the same local network to trigger generation of an administrator password-reset verification code. Because the interface lacks an effective attempt counter or lockout mechanism and uses a predictable verification-code generation process, an attacker may obtain or brute-force the code and reset the administrator password. Successful exploitation may allow an unauthenticated attacker on the local network to reset the administrator password and subsequently access privileged device-management functions.
Fixes and workarounds
Fix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: TPLinkFix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: TPLinkAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| RE305 v3 TP-Link Systems Inc. |
≥ 0; < 1.1.8 Build 20260921 Rel. 42853 (affected, custom)
Other versions: unaffected |
CNA: TPLink |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 4.0 / 6.1 medium |
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N | CNA: TPLink |
| 4.0 / 6.1 medium |
CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/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 | NVD: f23511db-6c3e-4e32-a477-6aa17d310630 |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://www.tp-link.com/us/support/download/re305/v3/#FirmwareCNA: TPLink · patch
- https://www.tp-link.com/en/support/download/re305/v3/#FirmwareCNA: TPLink · patch
- https://www.tp-link.com/us/support/faq/5362/CNA: TPLink · vendor-advisory
- https://www.tp-link.com/en/support/download/re305/v3/#Firmwaref23511db-6c3e-4e32-a477-6aa17d310630
- https://www.tp-link.com/us/support/download/re305/v3/#Firmwaref23511db-6c3e-4e32-a477-6aa17d310630
- https://www.tp-link.com/us/support/faq/5362/f23511db-6c3e-4e32-a477-6aa17d310630
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