CVE-2026-2056 D-Link DIR-605L/DIR-619L DHCP Connection Status wan_connection_status.asp information disclosure

What is CVE-2026-2056?

CVE-2026-2056 is a medium-severity vulnerability in Dlink Dir-605l Firmware, published on 6 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A security vulnerability has been detected in D-Link DIR-605L and DIR-619L 2.06B01/2.13B01. The impacted element is an unknown function of the file /wan_connection_status.asp of the component DHCP Connection Status Handler. The manipulation leads to information disclosure. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-284, CWE-200

Which versions are affected by CVE-2026-2056?

It affects 2 products.

Products include Dlink Dir-605l Firmware, Dlink Dir-619l Firmware.

How do I fix CVE-2026-2056?

No fix has been published for CVE-2026-2056 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-2056 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2056 exists.

Other vulnerabilities in Dlink Dir-605l Firmware

• CVE-2021-40655 D-Link DIR-605 Router Information Disclosure Exploited High 7.5
• CVE-2026-42373 D-Link DIR-605L B2 Hardcoded Telnet Backdoor Credentials Critical 9.8
• CVE-2023-29961 Memory corruption in n/a Critical 9.8
• CVE-2023-24348 Memory corruption in n/a Critical 9.8
• CVE-2023-24349 Memory corruption in n/a Critical 9.8

All Dlink Dir-605l Firmware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xj5p-hc38-q27c.