CVE-2026-49201 | BDVDB-2026-336647 Detail

AcerWave 7 router

Description#

The upload.cgi binary, responsible for processing device backups, contains a hardcoded AES encryption key. This allows an attacker to decrypt, modify, and re-encrypt system backups, facilitating persistent backdoor injection.

Impact#

CAPEC-37: Retrieve Embedded Sensitive Data

Weaknesses#

CWE-798 Use of Hard-coded Credentials

References#

https://community.acer.com/en/kb/articles/19673

Exploit#

No public exploit known

History#

Version 12026-05-29Record published in the CVE List.

Published

Published: 2026-05-29
Last modified: 2026-05-29

Vendor information

Vendor: Acer
Product: Wave 7 router

All Acer vulnerabilities

Score

10.0 Critical

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 18.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Hard-coded Credentials

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
T7c_GBL_1.01.000055
Fixed
Not stated

Scoring System

CVSS v4.0

10.0 Critical

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	High
Subsequent System Integrity	High
Subsequent System Availability	High

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).