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 …

Storm-1175 focuses gaze on vulnerable web-facing assets in high-tempo Medusa ransomware operations

The financially motivated cybercriminal actor tracked by Microsoft Threat Intelligence as Storm-1175 operates high-velocity ransomware campaigns that weaponize N-days, targeting vulnerable, web-facing systems during the window between vulnerability disclosure and widespread patch adoption. Following successful exploitation, Storm-1175 rapidly moves from Read More …

Gigabyte warns users Control Center flaw could let hackers hijack your files

GIGABYTE Control Center, a Windows utility which comes preloaded with certain computers, carried a critical-severity vulnerability that allowed malicious actors to access files, run code, and trigger denial-of-service conditions on affected devices. The bug has now been addressed and users Read More …

Coruna: the framework used in Operation Triangulation

On March 4, 2026, Google and iVerify published reports about a highly sophisticated exploit kit targeting Apple iPhone devices. According to Google, the exploit kit was first discovered in targeted attacks conducted by a customer of an unnamed surveillance vendor. Read More …

CVE-2026-3055: Citrix NetScaler ADC and NetScaler Gateway Out-of-Bounds Read

On March 23, 2026, Citrix published a security advisory for a critical vulnerability affecting their NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) products. This vulnerability, CVE-2026-3055, which is classified as an out-of-bounds read and holds a 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 …

DarkSword: Second iOS exploit chain in a month targeting iPhone users

A new exploit kit targeting iPhone users and stealing their sensitive data is being abused by “multiple” spyware vendors and suspected nation-state goons, security researchers said on Wednesday. The exploit kit, called DarkSword, has been in use since at least Read More …