What is CVE-2025-9521?

CVE-2025-9521 is a medium-severity vulnerability in Tp-Link Omada Controller, classified under Insufficiently Protected Credentials. CVSS score: 6.5/10. Published 2026-01-26.

How severe is CVE-2025-9521?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Tp-Link Omada Controller

CVE-2025-9521

Password Confirmation Bypass vulnerability in Omada Controllers, allowing an attacker with a valid session token to bypass secondary verification, and change the user’s password without proper confirmation, leading to weakened account security.

EPSS: 0.003 (20.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Tp-link Omada_controller
Tp-link Systems Inc. Omada Controller — versions 0

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

f23511db-6c3e-4e32-a477-6aa17d310630 (vendor-advisory, Vendor Advisory)
f23511db-6c3e-4e32-a477-6aa17d310630 (Product, patch)

Frequently asked questions

What is CVE-2025-9521?: CVE-2025-9521 is a medium-severity vulnerability in Tp-Link Omada Controller, classified under Insufficiently Protected Credentials. CVSS score: 6.5/10. Published 2026-01-26.
How severe is CVE-2025-9521?: Medium severity. CVSS v3 base score is 6.5 out of 10.