Mandiant reveals how Cisco SD-WAN zero-day attacks gained root access

New details have been revealed on how hackers exploited a Cisco Catalyst SD-WAN vulnerability tracked as CVE-2026-20245 in zero-day attacks to create rogue root accounts on targeted devices. The CVE-2026-20245 vulnerability is a high-severity command injection flaw in Cisco Catalyst SD-WAN Manager (vManage), Controller (vSmart), and Validator (vBond) that allows authenticated attackers to execute arbitrary […]

Malicious Edge extension abuses Native Messaging as bridge to malware

A malicious Microsoft Edge extension dubbed ‘Edgecution’ has been used in a ransomware attack to escape the browser sandbox and deploy a Python-based backdoor. Access to the local system is obtained by leveraging the Chrome Native Messaging protocol that allows browser extensions to interact with native desktop applications, such as a password manager communicating with […]

CISA warns of max severity Ubiquiti flaws exploited in attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning of hackers actively exploiting flaws in Ubiquity UniFi OS and Lantronix serial-to-ethernet servers. According to the BOD 26-04 directive, federal agencies have three days to apply available security updates or vendor-recommended mitigations. The Ubiquiti flaws that CISA added to its catalog of Known Exploited Vulnerabilities are: CVE-2026-34908: an access […]

Cisco Unified CM flaw CVE-2026-20230 now exploited in attacks

A high-severity SSRF vulnerability, tracked as CVE-2026-20230, in Cisco Unified Communications Manager Server is now being exploited in attacks. Cisco released security updates for the CVE-2026-20230 flaw on June 3, warning that exploitation could give attackers root privileges on the device. “A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager […]

New macOS ClickFix attack silently mounts DMGs to push infostealer

A new macOS ClickFix campaign is using Terminal commands to silently download, mount, and launch info-stealing malware from malicious disk image (DMG) files. The campaign is infecting Mac devices with the Atomic macOS Stealer (AMOS) infostealer, which steals browser credentials, cryptocurrency wallet data, Keychain data, messaging app information, and user documents. Researchers at Palo Alto […]

WhatsApp phishing attack uses fake business docs to hack PCs

An ongoing malware campaign is targeting WhatsApp users in multiple countries with deceptive messages that push VBScript files, leading to remote system access. The threat actor is using file names that indicate business and financial documents delivered by the victim’s contacts, whose accounts had been compromised. By downloading and executing the malicious attachments, the recipient […]

JaredFromSubway MEV bot hacked in $15 million crypto theft

The JaredFromSubway Ethereum MEV (Maximal Extractable Value) bot suffered a $15 million loss after an attacker manipulated the opportunity-detection logic by creating fake cryptocurrency trading opportunities. The drain was detected on Saturday by blockchain security firm Blockaid, and today, JaredFromSubway confirmed that the attacker used fake pools and tokens to trick the bot into approving […]

FFmpeg fixes PixelSmash flaw in widely used video decoder

A newly disclosed FFmpeg flaw dubbed ‘PixelSmash’ could be exploited for remote code execution on Jellyfin servers under certain conditions, and can also trigger a denial-of-service  condition in applications like Kodi, Emby, Nextcloud, PhotoPrism, and OBS Studio. The vulnerability is tracked as CVE-2026-8461 and is a heap out-of-bounds write in the MagicYUV decoder. It received a high-severity […]