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4 CVEs CRITICAL CVSS 9.8

D-Link DIR-816 Buffer Overflow Flaws

2026-03-15

CVE-2026-4182 CRITICAL POC

Critical stack-based buffer overflow vulnerability in the D-Link DIR-816 router (version 1.10CNB05) that allows remote attackers to achieve full system compromise without authentication. A public proof-of-concept exploit is available on GitHub, and the vulnerability affects end-of-life products no longer supported by D-Link, making this a high-risk issue for organizations still using these devices.

9.8
CVSS
0.1%
EPSS
CVE-2026-4183 CRITICAL POC

Critical stack-based buffer overflow vulnerability in D-Link DIR-816 router firmware version 1.10CNB05, affecting the wireless configuration interface (/goform/form2WlanBasicSetup.cgi). A publicly available proof-of-concept exploit exists, allowing remote attackers without authentication to achieve complete system compromise. The vulnerability affects end-of-life products no longer supported by D-Link, making patches unlikely.

9.8
CVSS
0.1%
EPSS
CVE-2026-4184 CRITICAL POC

Critical stack-based buffer overflow vulnerability in the D-Link DIR-816 router (version 1.10CNB05) that allows remote attackers to execute arbitrary code without authentication. A public proof-of-concept exploit is available on GitHub, making this vulnerability actively exploitable. However, D-Link no longer supports this product, meaning no patch will be released.

9.8
CVSS
0.1%
EPSS
CVE-2026-4181 HIGH POC

Critical stack-based buffer overflow vulnerability in the D-Link DIR-816 router (firmware version 1.10CNB05) that allows remote attackers to execute arbitrary code without authentication. A public proof-of-concept exploit is available, and the vulnerability affects end-of-life products no longer supported by D-Link, making this a high-risk issue for organizations still using these devices.

8.9
CVSS
0.1%
EPSS

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