CVE Catalog

CVE-2026-5040

MediumCVSS 6.7
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.13%

3th percentile - higher than 3% of all known CVEs

Summary

The TP-Link Deco M5 v1 uses a weak password hashing mechanism to store user credentials. An attacker who obtains the password hash through system compromise or privileged access could perform brute-force or dictionary attacks.

Risk Assessment

The risk involves potential disclosure of authentication credentials, which could lead to unauthorized access to device management functions. The primary security impact is loss of confidentiality.

Recommendation

It is recommended to immediately update the firmware of the TP-Link Deco M5 v1 to the latest version that includes a fixed password hashing mechanism. In the meantime, restrict device access to trusted networks only.

Related vulnerabilities

Original NVD description (English source)

TP-Link Deco M5 v1 uses a weak password hashing mechanism to store user credentials. An attacker who obtains the password hash through system compromise or privileged access could perform brute-force or dictionary attacks. Successful exploitation may result in disclosure of authentication credentials, enabling unauthorized access to device management functions, depending on the privileges associated with the recovered password. The primary security impact is loss of confidentiality.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS