P4Verified

CVE-2025-11091: ac21 firmware through 16.03.08.16 (inclusive); +1 more affected products

CVE-2025-11091. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA). EPSS 0.00736 (percentile 0.53069), scored 2026-10-08.

Affected technology

ac21 firmware · through 16.03.08.16 (inclusive)
tenda

AC21 · 16.03.08.0, 16.03.08.1, 16.03.08.2, 16.03.08.3, 16.03.08.4, 16.03.08.5, 16.03.08.6, 16.03.08.7, 16.03.08.8, 16.03.08.9, 16.03.08.10, 16.03.08.11, 16.03.08.12, 16.03.08.13, 16.03.08.14, 16.03.08.15, 16.03.08.16
Tenda

Description’s affected range: up to 16.03.08.16

Component: Not specified by the source
Function: sscanf
File: /goform/SetStaticRouteCfg

Attack conditions (VulDB, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

VulDB’s CVSS 4.0 assessment (base score 7.4/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-09 12:22:12.471793+00:00

CWE: CWE-119, CWE-120
CCR priority: 35.4 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.00736 · percentile 0.53069 · 2026-10-08
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 12:21:30.679837+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-11091.html