vulnerability
Windows Notepad Markdown feature opens door to RCE (CVE-2026-20841)
Among the many security fixes released by Microsoft on February 2026 Patch Tuesday is one for CVE-2026-20841, a command injection vulnerability in Notepad that could be …
Ivanti EPMM exploitation: Researchers warn of “sleeper” webshells
A massive wave of exploitation attempts has followed the disclosure of CVE-2026-1281, a critical pre-authentication Ivanti EPMM vulnerability, the Shadowserver Foundation has …
Unpatched SolarWinds WHD instances under active attack
Internet‑exposed and vulnerable SolarWinds Web Help Desk (WHD) instances are under attack by threat actors looking to gain an initial foothold into target organizations’ …
Ransomware group breached SmarterTools via flaw in its SmarterMail deployment
SmarterTools, the company behind the popular Microsoft Exchange alternative SmarterMail, has been breached by a ransomware-wielding group that leveraged a recently fixed …
BeyondTrust fixes easy-to-exploit pre-auth RCE vulnerability in remote access tools (CVE-2026-1731)
BeyondTrust fixed a critical remote code execution vulnerability (CVE-2026-1731) in its Remote Support (RS) and Privileged Remote Access (PRA) solutions and is urging …
CISA confirms exploitation of VMware ESXi flaw by ransomware attackers
CVE-2025-22225, a VMware ESXi arbitrary write vulnerability, is being used in ransomware campaigns, CISA confirmed on Wednesday by updating the vulnerability’s entry in …
Major vulnerabilities found in Google Looker, putting self-hosted deployments at risk
Researchers at Tenable have disclosed two vulnerabilities, collectively referred to as “LookOut,” affecting Google Looker. Because the business intelligence platform is …
Russian hackers are exploiting recently patched Microsoft Office vulnerability (CVE-2026-21509)
Russian state-sponsored hackers Fancy Bear (aka APT 28) are exploiting CVE-2026-21509, a Microsoft Office vulnerability for which Microsoft released an emergency fix last …
SolarWinds fixes critical Web Help Desk RCE vulnerabilities, upgrade ASAP!
SolarWinds has fixed six critical and high-severity vulnerabilities in its popular Web Help Desk (WHD) support ticketing and asset management solution, and is urging customers …
Fortinet starts patching exploited FortiCloud SSO zero-day (CVE-2026-24858)
Fortinet has begun releasing FortiOS versions that fix CVE-2026-24858, a critical zero-day vulnerability that allowed attackers to log into targeted organizations’ …
Fully patched FortiGate firewalls are getting compromised via CVE-2025-59718?
CVE-2025-59718, a critical authentication bypass flaw that attackers exploited in December 2025 to compromise FortiGate appliances, appears to persist in newer, purportedly …
RCE flaw in Cisco enterprise communications products probed by attackers (CVE-2026-20045)
Cisco has fixed a critical remote code execution vulnerability (CVE-2026-20045) in some of its unified communications solutions that’s being targeted by attackers in the …