Latest cybersecurity reporting from selected sources.

CISA has ordered U.S. government agencies to secure their Check Point Remote Access VPN and Mobile Access deployments against a critical vulnerability exploited in zero-day attacks by Qilin ransomware affiliates. [...]

A newly discovered, critical zero-day vulnerability is under attack; a Qilin ransomware affiliate has been blamed for at least one incident.

Cisco is urging customers to patch two security flaws impacting the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software, which it said have been exploited in the wild

A massive spike in brute-force attacks targeted Fortinet SSL VPNs earlier this month, followed by a switch to FortiManager, marked a deliberate shift in targeting that has historically preceded new vulnerability disclosures. [...]

SonicWall has revealed that the recent spike in activity targeting its Gen 7 and newer firewalls with SSL VPN enabled is related to an older, now-patched bug and password reuse

Akira Ransomware Exploited MFA-Protected SonicWall SSL VPNs, Say ResearchersSonicWall said it is probing a surge in attacks against its Gen 7 firewalls, running various firmware versions, which have SSL VPN enabled. Researchers said attackers may have been exploiting a zero-day vulnerability and that multiple victims have been infected with Akira ransomware.

SonicWall said it's actively investigating reports to determine if there is a new zero-day vulnerability following reports of a spike in Akira ransomware actors in late July 2025

Wiz researchers found an opportunistic threat actor has been targeting vulnerable edge devices, including Ivanti VPNs and Palo Alto firewalls.

Actively Targeted Zero Day Patched; Warning Issued After Device Configurations LeakFortinet has released patches to fix a zero-day vulnerability being actively exploited by attackers. Separately, researchers are warning customers to review their infrastructure after attackers leaked configuration details - including firewall rules and plaintext VPN passwords - for 15,000 devices.

Threat hunters are calling attention to a new campaign that has targeted Fortinet FortiGate firewall devices with management interfaces exposed on the public internet

Nominet, the official .UK domain registry and one of the largest country code registries, has confirmed that its network was breached two weeks ago using an Ivanti VPN zero-day vulnerability. [...]

Hackers exploiting the critical Ivanti Connect Secure zero-day vulnerability disclosed yesterday installed on compromised VPN appliances new malware called 'Dryhook' and 'Phasejam' that is not currently associated with any threat group. [...]

Suspected Chinese Attackers Again Tied to Active Exploitation of VPN AppliancesVPN appliance maker Ivanti has begun releasing updates to patch a zero-day vulnerability being actively exploited by suspected nation-state attackers. Experts are warning users to immediately update their devices, after factory resetting them to flush any malware attackers may have installed.

Chinese threat actors use a custom post-exploitation toolkit named 'DeepData' to exploit a zero-day vulnerability in Fortinet's FortiClient Windows VPN client that steal credentials. [...]

A threat actor known as BrazenBamboo has exploited an unresolved security flaw in Fortinet's FortiClient for Windows to extract VPN credentials as part of a modular framework called DEEPDATA

Check Point is warning of a zero-day vulnerability in its Network Security gateway products that threat actors have exploited in the wild

Check Point has released hotfixes for a VPN zero-day vulnerability exploited in attacks to gain remote access to firewalls and attempt to breach corporate networks. [...]

Out of the PAN-OS and into the firewall, a Python backdoor this way comes Palo Alto Networks on Friday issued a critical alert for an under-attack vulnerability in the PAN-OS software used in its firewall-slash-VPN products.…

UNC5325 Can Remain in Hacked Devices Despite Factory Reset and PatchesChinese threat actors are continuing to persist after exploiting the recent Ivanti Connect Secure VPN vulnerability even after factory resets, system upgrades and patches. The threat actor, UNC5325, is adept at "living off the land" techniques, warned threat intelligence firm Mandiant.

CISA Says Agencies Must Disconnect and Reset Ivanti VPN Devices by Midnight FridayU.S. federal agencies have until midnight Friday to disconnect Ivanti VPN devices and perform a factory reset before reconnecting them to the network. Fifteen agencies use the gateways, which were hit by likely Chinese hackers in an espionage campaign and are riddled with zero-day vulnerabilities.