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Background for this topic.
D-Link makes networking and connected devices such as home and small-business routers, access points, switches, cameras, and network-attached storage. These products matter in information security because they sit at network boundaries or hold sensitive traffic, video, and files. Security advisories usually apply to a particular model, hardware revision, and firmware version—not to every D-Link device.
Commonly relevant weaknesses include flaws in web administration, authentication bypass, command injection, and exposed management services. An internet-facing or end-of-life device may remain exploitable when updates are unavailable or unapplied, while cameras and storage systems can expose private content if access controls fail. Defenders should inventory exact models and firmware, apply applicable updates, replace unsupported equipment, restrict administration to trusted networks, disable unnecessary remote management and UPnP, and change default credentials. Logs and network telemetry can help identify suspicious administration or unexpected outbound connections from affected devices.
Weekly headline count for the current query.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added four vulnerabilities impacting SimpleHelp, Samsung MagicINFO 9 Server, and D-Link DIR-823X series routers to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation
A new Mirai-based malware campaign is actively exploiting CVE-2025-29635, a high-severity command-injection vulnerability affecting D-Link DIR-823X routers, to enlist devices into the botnet. [...]
Also, Sedgwick Confirms Breach, Romanian Power Firm Hit, D-Link Flaws ExploitedThis week, Moody's said firewalls will be obsolete, Romanian critical infrastructure hacked, Sedgwick breach and a D-Link DSL flaw. Finland seized the Fitburg. Microsoft said Direct Send not to blame for Exchange phishing. Malicious Chrome extensions, European hotels targeted and health breaches.
Also, Sedgwick Confirms Breach, Romanian Power Firm Hit, D-Link Flaws ExploitedThis week, Moody's said firewalls will be obsolete, Romanian critical infrastructure hacked, Sedgwick breach and a D-Link DSL flaw. Finland seized the Fitburg. Microsoft said Direct Send not to blame for Exchange phishing. Malicious Chrome extensions, European hotels targeted and health breaches.
Hackers are attacking a critical zero-day flaw in unsupported D-Link DSL routers to run arbitrary commands.
A newly discovered critical security flaw in legacy D-Link DSL gateway routers has come under active exploitation in the wild
Threat actors are exploiting a recently discovered command injection vulnerability that affects multiple D-Link DSL gateway routers that went out of support years ago. [...]
A new Mirai-based botnet malware named 'ShadowV2' has been observed targeting IoT devices from D-Link, TP-Link, and other vendors with exploits for known vulnerabilities. [...]
D-Link is warning of three remotely exploitable command execution vulnerabilities that affect all models and hardware revisions of its DIR-878 router, which has reached end-of-service but is still available in several markets. [...]
CISA Lists Flaws as Actively ExploitedHackers are actively exploiting years-old flaws in obsolete Wi-Fi cameras and video recorders made by D-Link, warn U.S. cybersecurity authorities. Possibly Chinese hackers have used one of the flaws to implant HiatusRAT malware. "Attackers don’t care if a vulnerability is new or old."
CISA Lists Flaws as Actively ExploitedHackers are actively exploiting years-old flaws in obsolete Wi-Fi cameras and video recorders made by D-Link, warn U.S. cybersecurity authorities. Possibly Chinese hackers have used one of the flaws to implant HiatusRAT malware. "Attackers don’t care if a vulnerability is new or old."
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three old security flaws impacting D-Link routers to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation in the wild
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added three security flaws, each impacting AMI MegaRAC, D-Link DIR-859 router, and Fortinet FortiOS, to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation
Thousands of ASUS routers have been infected and are believed to be part of a wide-ranging ORB network affecting devices from Linksys, D-Link, QNAP, and Araknis Network.
Over 9,000 ASUS routers are compromised by a novel botnet dubbed "AyySSHush" that was also observed targeting SOHO routers from Cisco, D-Link, and Linksys. [...]
Two botnets tracked as 'Ficora' and 'Capsaicin' have recorded increased activity in targeting D-Link routers that have reached end of life or are running outdated firmware versions. [...]
Mirari and Kaiten Botnet Variants Exploit Unpatched RoutersAttackers exploiting nearly decade-old D-Link router vulnerabilities drove a sharp rise in botnet activity in 2024 through variants of the Mirari and Kaiten taking advantage of unpatched devices. Operators of botnets known as Ficora and Capsaicin exploit nearly decade-old flaws.
Cybersecurity researchers are warning about a spike in malicious activity that involves roping vulnerable D-Link routers into two different botnets, a Mirai variant dubbed FICORA and a Kaiten (aka Tsunami) variant called CAPSAICIN
Vendor offers 20% discount on new model, but not patches Owners of older models of D-Link VPN routers are being told to retire and replace their devices following the disclosure of a serious remote code execution (RCE) vulnerability.…