D-Link Dsl-2640B vulnerabilities

1 known vulnerability affecting d-link/dsl-2640b.

Total CVEs

1

CISA KEV

0

Public exploits

0

Exploited in wild

0

Severity breakdown

CRITICAL1

Vulnerabilities

Page 1 of 1

CVE-2026-0625CRITICALCVSS 9.3v02026-01-05

CVE-2026-0625 [CRITICAL] CWE-306 CVE-2026-0625: Multiple D-Link DSL/DIR/DNS devices contain an authentication bypass and improper access control vul Multiple D-Link DSL/DIR/DNS devices contain an authentication bypass and improper access control vulnerability in the dnscfg.cgi endpoint that allows an unauthenticated attacker to access DNS configuration functionality. By directly requesting this endpoint, an attacker can modify the device’s DNS settings without valid credentials, enabling DNS hij