What’s Vulnerable › Vulnerabilities

CVE-2026-26792

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-12 · updated 2026-06-17
• Weakness: CWE-77

Description

GL-iNet GL-AR300M16 v4.3.11 was discovered to contain multiple command injection vulnerabilities in the set_upgrade function via the modem_url, target_version, current_version, firmware_upload, hash_type, hash_value, and upgrade_type parameters. These vulnerabilities allow attackers to execute arbitrary commands via a crafted input.

Affected products

• GL-iNet Ar300M16 Firmware: 4.3.11

References

• https://github.com/sezangel/IOT-vul/tree/main/GL-iNet/GL-AR300M16/set_upgrade

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