16 May, 2026

Fortinet warns of critical RCE flaws in FortiSandbox and FortiAuthenticator

Fortinet has released security updates to address two critical vulnerabilities in FortiSandbox and FortiAuthenticator that could enable attackers to run commands or arbitrary code on unpatched systems. The first one, tracked as CVE-2026-44277, impacts the company’s FortiAuthenticator Identity and Access Management (IAM) solution and was patched in FortiAuthenticator versions 6.5.7, 6.6.9, and 8.0.3. “An Improper […]

1 min read

CISA gives feds four days to patch Ivanti flaw exploited as zero-day

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has given U.S. federal agencies four days to secure their networks against a high-severity vulnerability in Ivanti Endpoint Manager Mobile (EPMM) that has been exploited in zero-day attacks. Tracked as CVE-2026-6973, this security flaw allows attackers with administrative privileges to execute arbitrary code remotely on systems running […]

2 mins read

Ivanti warns of new EPMM flaw exploited in zero-day attacks

Ivanti warned customers today to patch a high-severity remote code execution vulnerability in Endpoint Manager Mobile (EPMM) exploited in zero-day attacks. The security flaw (tracked as CVE-2026-6973) stems from an Improper Input Validation weakness that allows remote attackers with administrative privileges to execute arbitrary code on targeted systems running EPMM 12.8.0.0 and earlier. Ivanti says […]

2 mins read

Palo Alto Networks firewall zero-day exploited for nearly a month

Palo Alto Networks warned customers that suspected state-sponsored hackers have been exploiting a critical-severity PAN-OS firewall zero-day vulnerability for nearly a month. Tracked as CVE-2026-0300, this remote code execution security flaw was found in the PAN-OS User-ID Authentication Portal (also known as the Captive Portal) and stems from a buffer overflow vulnerability that allows unauthenticated attackers […]

3 mins read

Palo Alto Networks warns of firewall RCE zero-day exploited in attacks

Palo Alto Networks warned customers today that a critical-severity unpatched vulnerability in the PAN-OS User-ID Authentication Portal is being exploited in attacks. Also known as the Captive Portal, the User-ID Authentication Portal is a PAN-OS security feature that authenticates users whose identities cannot be automatically mapped by the firewall. Tracked as CVE-2026-0300, this zero-day bug stems from […]

3 mins read

Hackers exploit RCE flaws in Qinglong task scheduler for cryptomining

Hackers are exploiting two authentication bypass vulnerabilities in the Qinglong open-source task scheduling tool to deploy cryptominers on developers’ servers. Exploitation started in early February, before the security issues were disclosed publicly at the end of the month, according to researchers at cloud-native application security company Snyk. Qinglong is a self-hosted open-source time management platform […]

2 mins read

GitHub fixes RCE flaw that gave access to millions of private repos

In early March, GitHub patched a critical remote code execution vulnerability (CVE-2026-3854) that could have allowed attackers to access millions of private repositories. The flaw was reported on March 4, 2026, by researchers at cybersecurity firm Wiz through GitHub’s bug bounty program. GitHub Chief Information Security Officer Alexis Wales said the company’s security team reproduced and confirmed the vulnerability […]

3 mins read

Hackers exploit file upload bug in Breeze Cache WordPress plugin

Hackers are actively exploiting a critical vulnerability in the Breeze Cache plugin for WordPress that allows uploading arbitrary files on the server without authentication. The security issue is tracked as CVE-2026-3844 and has been leveraged in more than 170 exploitation attempts by the Wordfence security solution for the WordPress ecosystem. The Breeze Cache WordPress caching […]

1 min read

Actively exploited Apache ActiveMQ flaw impacts 6,400 servers

Nonprofit security organization Shadowserver found that over 6,400 Apache ActiveMQ servers exposed online are vulnerable to ongoing attacks exploiting a high-severity code injection vulnerability. Apache ActiveMQ is the most popular open-source multi-protocol message broker for asynchronous communication between Java applications. Tracked as CVE-2026-34197, the vulnerability was discovered by Horizon3 researcher Naveen Sunkavally using the Claude AI assistant after remaining […]

2 mins read

Critical flaw in Protobuf library enables JavaScript code execution

Proof-of-concept exploit code has been published for a critical remote code execution flaw in protobuf.js, a widely used JavaScript implementation of Google’s Protocol Buffers. The tool is highly popular in the Node Package Manager (npm) registry, with an average of nearly 50 million weekly downloads. It is used for inter-service communication, in real-time applications, and for […]

2 mins read