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CVE-2026-49200— Acer Wave 7 router: Broken Access Control

Quick assessment

Affected
Acer Wave 7 router
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Acer Wave 7 router是中国台湾宏碁（Acer）公司的一款支持 Wi-Fi 7 的三频无线路由器。 Acer Wave 7 router存在安全漏洞，该漏洞源于acer_cgi.log文件可通过Web界面无需身份验证访问，包含明文登录凭据，导致未经授权的系统访问。

AI Predicted 9.1 Difficulty: Trivial EPSS 0.61% · P48

Possible ATT&CK Techniques 1 AI

T1528 · Steal Application Access Token

Affected Version Matrix 1

VendorProduct Version RangeStatus
Acer Wave 7 router T7c_GBL_1.01.000055≤ * affected
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I. Basic Information for CVE-2026-49200

Vulnerability Information
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Vulnerability Title
Acer Wave 7 router: Broken Access Control
Source: CVE Program / CVE List V5
Vulnerability Description
The acer_cgi.log file in the device firmware is accessible without authentication via the web interface. This file contains cleartext login credentials (for web and Telnet), leading to unauthorized system access.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过日志文件的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Acer Wave 7 router 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Acer Wave 7 router是中国台湾宏碁（Acer）公司的一款支持 Wi-Fi 7 的三频无线路由器。 Acer Wave 7 router存在安全漏洞，该漏洞源于acer_cgi.log文件可通过Web界面无需身份验证访问，包含明文登录凭据，导致未经授权的系统访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Acer Wave 7 router T7c_GBL_1.01.000055 ~ * -

II. Public POCs for CVE-2026-49200

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III. Intelligence Information for CVE-2026-49200

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Vendor Advisories for CVE-2026-49200 (1)

Same Patch Batch · Acer · 2026-05-29 · 7 CVEs total

CVE-2026-49195 Predator Connect W6x: unauthenticated Debug Service
CVE-2026-49198 Predator Connect W6x: MQTT Broker Access Control
CVE-2026-49197 Predator Connect W6x: Improper Authentication
CVE-2026-49199 Predator Connect W6x: RCE via MQTT
CVE-2026-49196 Predator Connect W6x: Web Interface Command Injection
CVE-2026-49201 Acer Wave 7 router: Hardcoded Cryptographic Key

IV. Related Vulnerabilities

Same product: Wave 7 router
Same vendor: Acer
Same weakness: CWE-532

V. Comments for CVE-2026-49200

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