CVE-2025-7881 – Mercusys MW301R Remote Weak Password Recovery Vulnerability

The following table lists the changes that have been made to the
CVE-2025-7881 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Jul. 20, 2025

    Action Type Old Value New Value
    Added Description A vulnerability was found in Mercusys MW301R 1.0.2 Build 190726 Rel.59423n. It has been declared as problematic. This vulnerability affects unknown code of the component Web Interface. The manipulation of the argument code leads to weak password recovery. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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
    Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
    Added CVSS V2 (AV:N/AC:L/Au:M/C:N/I:P/A:N)
    Added CWE CWE-640
    Added Reference https://github.com/RaulPazemecxas/PoCVulDb/blob/main/README20.md
    Added Reference https://vuldb.com/?ctiid.316996
    Added Reference https://vuldb.com/?id.316996
    Added Reference https://vuldb.com/?submit.611328
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