Help Net Security newsletters: Daily and weekly news, cybersecurity jobs, open source projects, breaking news – subscribe here!

Please turn on your JavaScript for this page to function normally.
Netscaler
Critical NetScaler ADC, Gateway flaw may soon be exploited (CVE-2026-3055)

Citrix has fixed two vulnerabilities in NetScaler ADC and NetScaler Gateway, with the more serious flaw (CVE-2026-3055) potentially allowing attackers to extract active …

GitHub
GitHub-hosted malware campaign uses split payload to evade detection

A large-scale malware delivery campaign has been targeting developers, gamers, and general users through fake tools hosted on GitHub, Netskope researchers have warned. These …

Oracle
Oracle issues emergency fix for pre-auth RCE in Identity Manager (CVE-2026-21992)

Oracle has released an out-of-band patch for a critical and easily exploitable vulnerability (CVE-2026-21992) in Oracle Identity Manager and Oracle Web Services Manager. The …

Cisco
Cisco FMC flaw was exploited by Interlock weeks before patch (CVE-2026-20131)

A critical vulnerability (CVE-2026-20131) in Cisco Secure Firewall Management Center (FMC) that Cisco disclosed and patched in early March 2026 has been exploited as a …

ScreenConnect
Unpatched ScreenConnect servers open to attack (CVE-2026-3564)

ConnectWise has patched a critical vulnerability (CVE-2026-3564) that could enable attackers to hijack ScreenConnect sessions by abusing ASP.NET machine keys to forge trusted …

Apple iOS
DarkSword: Researchers uncover another iOS exploit kit

A powerful iPhone hacking toolkit dubbed “DarkSword” has been used since November 2025 to compromise devices by exploiting zero-day iOS vulnerabilities, Google …

Microsoft SharePoint
CISA warns of active exploitation of Microsoft SharePoint vulnerability (CVE-2026-20963)

CVE-2026-20963, a remote code execution (RCE) SharePoint vulnerability Microsoft fixed in January 2026, is being exploited by attackers. The confirmation comes from the US …

Salesforce
ShinyHunters claims new campaign targeting Salesforce Experience Cloud sites

Salesforce customers have, once again, been targeted by the ShinyHunters group – or, at least, it’s what the group claims. Attackers modified and abused benign …

AI-powered vishing platform
Researchers uncover AI-powered vishing platform

A vishing-as-a-service platform that helps scammers carry out so-called “press 1” scams is misusing text-to-speech (TTS) capabilities provided by AI voice …

Patch Tuesday
Microsoft patches 80+ vulnerabilities, six flagged as “more likely” to be exploited

On March 2026 Patch Tuesday, Microsoft addressed 80+ vulnerabilities affecting its software and cloud services. Of these, two were publicly disclosed, but not actively …

danger
HR, recruiters targeted in year-long malware campaign

An attack campaign targeting HR departments and job recruiters has been stealthily compromising systems, Aryaka researchers have discovered. By avoiding analysis environments …

AWS
Attackers use AiTM phishing kit, typosquatted domains to hijack AWS accounts

Phishers are targeting AWS accounts holders with fake email security alerts and redirecting them to a high-fidelity clone of the AWS Management Console sign-in page, Datadog …

Don't miss

Cybersecurity news
Daily newsletter sent Monday-Friday
Weekly newsletter sent on Mondays
Editor's choice newsletter sent twice a month
Periodical newsletter released for important security events and breaking news
Weekly newsletter listing new cybersecurity job positions
Monthly newsletter focusing on open source cybersecurity tools