Latest cybersecurity reporting from selected sources.

Several versions of firmware released by Chinese network device manufacturer Tenda have been found to embed an undocumented authentication backdoor that enables administrative access to the devices' web management interfaces, the CERT Coordination Center (CERT/CC) warned Monday

A threat actor named Mr_Rot13 has been attributed to the exploitation of a recently disclosed critical cPanel flaw to deploy a backdoor codenamed Filemanager on compromised environments

Another week, another reminder that the internet is still a mess. Systems people thought were secure are being broken in simple ways, showing many still ignore basic advisories

Security, trust, and stability — once the pillars of our digital world — are now the tools attackers turn against us. From stolen accounts to fake job offers, cybercriminals keep finding new ways to exploit both system flaws and human behavior

Threat actors with ties to China have been attributed to a novel campaign that compromised an ArcGIS system and turned it into a backdoor for more than a year

Microsoft said it has revamped the Internet Explorer (IE) mode in its Edge browser after receiving "credible reports" in August 2025 that unknown threat actors were abusing the backward compatibility feature to gain unauthorized access to users' devices

From unpatched cars to hijacked clouds, this week’s Threatsday headlines remind us of one thing — no corner of technology is safe. Attackers are scanning firewalls for critical flaws, bending vulnerable SQL servers into powerful command centers, and even finding ways to poison Chrome’s settings to sneak in malicious extensions

Malware isn’t just trying to hide anymore—it’s trying to belong. We’re seeing code that talks like us, logs like us, even documents itself like a helpful teammate. Some threats now look more like developer tools than exploits. Others borrow trust from open-source platforms, or quietly build themselves out of AI-written snippets. It’s not just about being malicious—it’s about being believable.

Threat actors have been observed exploiting a now-patched critical SAP NetWeaver flaw to deliver the Auto-Color backdoor in an attack targeting a U.S.-based chemicals company in April 2025

Threat actors have been observed leveraging Google Tag Manager (GTM) to deliver credit card skimmer malware targeting Magento-based e-commerce websites

Cybersecurity researchers have detailed an attack that involved a threat actor utilizing a Python-based backdoor to maintain persistent access to compromised endpoints and then leveraged this access to deploy the RansomHub ransomware throughout the target network

Cybersecurity researchers have discovered a new PHP-based backdoor called Glutton that has been put to use in cyber attacks targeting China, the United States, Cambodia, Pakistan, and South Africa

A previously undocumented threat activity cluster dubbed Earth Minotaur is leveraging the MOONSHINE exploit kit and an unreported Android-cum-Windows backdoor called DarkNimbus to facilitate long-term surveillance operations targeting Tibetans and Uyghurs

The threat actor known as APT-C-60 has been linked to a cyber attack targeting an unnamed organization in Japan that used a job application-themed lure to deliver the SpyGlace backdoor

The Russia-aligned threat actor known as RomCom has been linked to the zero-day exploitation of two security flaws, one in Mozilla Firefox and the other in Microsoft Windows, as part of attacks designed to deliver the eponymous backdoor on victim systems

The North Korean threat actor known as Lazarus Group has been attributed to the zero-day exploitation of a now-patched security flaw in Google Chrome to seize control of infected devices

The Iranian threat actor known as OilRig has been observed exploiting a now-patched privilege escalation flaw impacting the Windows Kernel as part of a cyber espionage campaign targeting the U.A.E. and the broader Gulf region

A South Korea-aligned cyber espionage has been linked to the zero-day exploitation of a now-patched critical remote code execution flaw in Kingsoft WPS Office to deploy a bespoke backdoor dubbed SpyGlace

A previously undocumented backdoor named Msupedge has been put to use against a cyber attack targeting an unnamed university in Taiwan

Cybersecurity researchers have discovered a previously undocumented Windows backdoor that leverages a built-in feature called Background Intelligent Transfer Service (BITS) as a command-and-control (C2) mechanism