What’s Vulnerable › Vulnerabilities

CVE-2021-26810

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-03-30 · updated 2026-06-17
• Weakness: CWE-78

Description

D-link DIR-816 A2 v1.10 is affected by a remote code injection vulnerability. An HTTP request parameter can be used in command string construction in the handler function of the /goform/dir_setWanWifi, which can lead to command injection via shell metacharacters in the statuscheckpppoeuser parameter.

Affected products

• D-Link DIR-816: 1.10b05

References

• https://github.com/GD008/vuln/blob/main/DIR-816.md
• https://www.dlink.com/en/security-bulletin/
• https://github.com/GD008/vuln/blob/main/DIR-816.md
• https://www.dlink.com/en/security-bulletin/

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