CVE-2025-27129 | An authentication bypass vulnerability exists in the HTTP au… | CVSS 9.8 CRITICAL

Description

An authentication bypass vulnerability exists in the HTTP authentication functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted HTTP request can lead to arbitrary code execution. An attacker can send packets to trigger this vulnerability.

Metadata

CVE ID: CVE-2025-27129
State: PUBLISHED
Assigner: talos
Reserved: 2025-03-31 11:53 UTC
Published: 2025-08-20 13:09 UTC
Last updated: 2025-11-03 18:08 UTC
Primary CWE: CWE-288
CWE-288: Authentication Bypass Using an Alternate Path or Ch…
Vendor / Product: Tenda / AC6 V5.0
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
Tenda	AC6 V5.0	—	V02.03.01.110

Weakness (CWE)

CWE	Source	Description
CWE-288	cna	CWE-288: Authentication Bypass Using an Alternate Path or Channel

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (1)

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2165 https://talosintelligence.com/vulnerability_reports/TALOS-2025-2165