[CRITICAL] CVE-2026-50208 — CVSS 9.4 (June 4, 2026)

A CRITICAL-severity vulnerability identified as CVE-2026-50208 has been published on June 4, 2026 with a CVSS base score of 9.4. The vulnerability affects Acer Connect m6e 5g firmware. This security advisory provides a detailed breakdown of the vulnerability, its potential impact, weakness classification, and actionable steps to protect your systems.

Vulnerability Details

CVE ID: CVE-2026-50208
Severity: CRITICAL
CVSS Score: 9.4
Published: June 4, 2026
Affected Product: Acer Connect m6e 5g firmware
Weakness (CWE): CWE-330

Technical Description

High-risk TrustAllCerts routines disable standard TLS certificate validation. Combined with hard-coded DES symmetric encryption keys, a Man-in-the-Middle (MITM) actor could decrypt network traffic.

Potential Impact

If exploited, this critical-severity vulnerability could allow an attacker to compromise sensitive data confidentiality, tamper with system integrity. Organizations running Acer Connect m6e 5g firmware should treat this as a priority remediation item.

Recommended Action

A patch or vendor advisory is available. Take the following steps immediately:

1. Review the vendor advisory linked in the References section below.
2. Identify all instances of the affected software in your environment.
3. Apply the available patch or upgrade to the fixed version as soon as possible.
4. If patching is not immediately possible, implement compensating controls such as WAF rules, network segmentation, or disabling the affected feature.
5. Monitor your systems for signs of exploitation using your SIEM or IDS/IPS.

View full details on NVD →

References

• Mitigation, Vendor Advisory

Related Security Advisories

• [CRITICAL] CVE-2026-4035 — CVSS 9.1 (June 3, 2026) — CRITICAL / CVSS 9.1
• [CRITICAL] CVE-2026-3655 — CVSS 9.8 (May 29, 2026) — CRITICAL / CVSS 9.8
• [CRITICAL] CVE-2026-9059 — CVSS 9.3 (May 20, 2026) — CRITICAL / CVSS 9.3