CVE-2025-63666

9.8 criticalEPSS 0.5%

Critical (9.8) in tenda ac15 firmware. EPSS 0.5% chance of exploitation in the next 30 days.

Tenda AC15 v15.03.05.18_multi) issues an authentication cookie that exposes the account password hash to the client and uses a short, low-entropy suffix as the session identifier. An attacker with network access or the ability to run JS in a victim browser can steal the cookie and replay it to access protected resources.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-11-01)
CWE: CWE-284
Published: 2025-11-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tenda:ac15_firmware

References

https://github.com/Remenis/CVE-2025-63666

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