Patch Tuesday – April 2026

Microsoft is publishing 167 vulnerabilities on April 2026 Patch Tuesday. Microsoft is aware of exploitation in the wild for one of today’s vulnerabilities, and public disclosure for one other. Microsoft evaluates 19 of the vulnerabilities published today as more likely Read More …

Attackers exploited critical FortiClient EMS bug as a 0-day

Fortinet released an emergency patch over the weekend for a critical FortiClient Enterprise Management Server (EMS) bug believed to be under attack since at least March 31. The flaw, tracked as CVE-2026-35616, is an improper access control vulnerability that allows Read More …

CVE-2026-31381, CVE-2026-31382: Gainsight Assist Information Disclosure and Cross-Site Scripting (FIXED)

Rapid7 Labs recently identified a chain of security vulnerabilities in the Gainsight Assist plugin and its interactions with the associated domain app.gainsight.com. These vulnerabilities include an Information Disclosure flaw (CVE-2026-31381) and a Reflected Cross-Site Scripting (XSS) vulnerability (CVE-2026-31382). By chaining Read More …

Unknown attackers exploit yet another critical SharePoint bug

Unknown baddies are abusing yet another critical Microsoft SharePoint bug to compromise victims’ SharePoint servers, the US government warned. CVE-2026-20963 is a critical deserialization flaw in SharePoint that allows unauthenticated attackers to remotely execute code on the server without any Read More …

Apple patches WebKit bug that could let sites access your data

WebKit vulnerabilities refer to security flaws in Apple’s web rendering engine, which powers Safari, Mail, and the App Store on iOS and macOS. What this means is that the CVE-2026-20643 vulnerability makes it possible for a malicious website to pretend Read More …

Fortinet patches FortiGate Firewall vulnerabilities that allowed hackers to steal enterprise credentials

At the start of the year, cybercriminals were exploiting three vulnerabilities in FortiGate Next-Generation Firewalls (NGFW) to establish persistence and move laterally throughout the network. All recorded attacks were stopped before they could do any meaningful harm, and FortiGate has Read More …

Google patches two Chrome zero-days under active attack

Update March 16, 2026 Earlier this week, Google incorrectly reported that an actively exploited vulnerability in Chrome had been fixed, and has now announced it will roll out a new update to protect users against the vulnerability tracked as CVE-2026-3909. Read More …

Google patches 129 Android security flaws — including a potentially dangerous Qualcomm zero-day

Google has released a new security update which fixed 129 vulnerabilities in the Android ecosystem, including 10 critical-severity bugs, and one high-severity issue apparently being exploited in the wild. In a security advisory, Google said that it fixed a buffer Read More …