CISA
FBI, CISA warn of cyberattacks targeting refrigeration systems
The FBI and CISA warn that hackers are actively targeting industrial refrigeration and cold-chain monitoring systems worldwide, potentially causing food spoilage, equipment damage, and fire hazards. The warning was issued jointly with the U.S. Departments of Health and Human Services (HHS), Agriculture (USDA), and Transportation (DOT), urging critical infrastructure operators to secure vulnerable refrigeration controllers […]
CISA flags WordPress RCE flaw as actively exploited in attacks
The US Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies that attackers have started exploiting a recently patched high-severity WordPress vulnerability in the wild. Tracked as CVE-2026-119977, this high-severity WordPress Core flaw stems from a Time-of-check Time-of-use (TOCTOU) race condition and was reported by Picus Security researcher Umut Bayram. Successful exploitation can let remote […]
CISA says max severity GitLab flaw now exploited in the wild
Attackers have started exploiting a maximum-severity GitLab vulnerability patched earlier this month, according to the US Cybersecurity and Infrastructure Security Agency (CISA). Tracked as CVE-2026-97229, this critical security flaw was discovered by a security researcher using the ‘joaxcar‘ handle in the CI/CD Regular Expression Compiler, which parses, compiles, and evaluates regular expressions in pipeline configuration […]
CISA warns of Fragnesia Linux flaw chained in PHP2Shell attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies to patch a high-severity Linux kernel privilege escalation bug that attackers are chaining with the PHP2Shell flaws in the wild. Tracked as CVE-2026-46300 and known as Fragnesia, this vulnerability stems from a logic bug in the Linux XFRM ESP-in-TCP subsystem that lets attackers run malicious code with […]
CISA warns of hackers now exploiting critical Node2Shell flaw
On Tuesday, the US Cybersecurity and Infrastructure Security Agency (CISA) confirmed that hackers have begun exploiting a critical Brotli vulnerability known as Node2Shell, Broccoli2Shell, and HTTP2Shell. Tracked as CVE-2026-111497, this critical-severity flaw stems from an out-of-bounds write weakness in the Brotli decoder used to expand data compressed with Google’s widely popular Brotli lossless compression algorithm. Unprivileged […]
CISA confirms PHP2Shell vulnerabilities now exploited in attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two critical PHP vulnerabilities collectively tracked as PHP2Shell to its catalog of actively exploited security flaws. Threat actors without privileges can exploit the two security issues (CVE-2026-109618 and CVE-2026-109619) in high-complexity attacks to gain remote code execution (RCE) on unpatched systems. The PHP security team […]
CISA: Hackers chain Plex flaws in Plex2Shell attacks to breach servers
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that attackers are actively exploiting four vulnerabilities in Plex Media Server. The security issues are collectively called Plex2Shell. When chained in an exploit, an attacker can obtain the owner’s admin token and execute code with elevated privileges. Plex Media Server is a popular media suite […]
CISA: SafePay ransomware hit over 600 critical infrastructure orgs
The Cybersecurity and Infrastructure Security Agency (CISA) says the SafePay ransomware gang has breached over 600 critical infrastructure organizations worldwide since 2024. In a joint report with the FBI, the U.S. Secret Service (USSS), Germany’s Landeskriminalamt Rheinland-Pfalz, and the UK’s National Crime Agency and North West Regional Organised Crime Unit, the federal agency added that […]
CISA warns admins to immediately fix Ivanti flaw exploited as zero-day
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) urged security teams to immediately patch an Ivanti Connect Secure (ICS) flaw exploited in zero-day attacks since at least October 1st. Tracked as CVE-2026-104935, this high-severity authentication bypass vulnerability lets remote threat actors without privileges execute arbitrary commands on targeted ICS systems in low-complexity attacks that don’t […]
FBI disrupts Chinese hacking tools used to breach critical infrastructure
The FBI has seized seven domains used by Chinese state-sponsored hackers known as Flax Typhoon to operate two hacking tools, MicroScan and FishHub, used in attacks that breached critical infrastructure and other organizations worldwide. The seizures targeted infrastructure supporting the two hacking platforms allegedly operated by China-based Integrity Technology Group (Integrity Tech), which U.S. authorities […]