CVE-2026-49190
A critical flaw in Acer Connect M6E 5G firmware allows attackers to bypass permission checks and install software or run commands without authorization. The vulnerability stems from improper evaluation of internal operation codes and can be exploited remotely over the network.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
Acer Connect M6E 5G routers running the listed firmware versions (CPE: acer:connect_m6e_5g_firmware).
Real-world impact
An attacker could install malicious software or execute arbitrary commands on the device, potentially taking full control or compromising connected networks.
Why this severity
The CVSS score of 9.4 reflects that the flaw gives attackers low effort remote access (AV:N, AC:L) and high impact on confidentiality, integrity, and availability (VC:H, VI:H, VA:H, SC:H, SI:H, SA:H).
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Jun 4, 2026 · Jun 4, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 22, 2026 · 13d agoAdvisory updatedThe NVD record was last revised.
How it’s attacked
References & advisories
- community.acer.com/en/kb/articles/19707mitigationvendor advisory