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Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

The Hacker News
The Hacker News Vulnerabilities

OpenAI Launches Daybreak for AI-Powered Vulnerability Detection and Patch Validation

OpenAI has launched Daybreak, a new cybersecurity initiative that brings together frontier artificial intelligence (AI) model capabilities and Codex Security t…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian DSA-6264-1 Dnsmasq Important Denial of Service CVE-2026-2291

Multiple security vulnerabilities have been discovered in Dnsmasq, a lightweight DNS forwarder and DHCP server, which could result in cache poisoning, bypass o…

Linux

The Hacker News
The Hacker News Breaches & leaks

Ollama Out-of-Bounds Read Vulnerability Allows Remote Process Memory Leak

Cybersecurity researchers have disclosed a critical security vulnerability in Ollama that, if successfully exploited, could allow a remote, unauthenticated att…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Fedora 42 Prosody 13.0.5 Important DoS Memory Exhaustion Vulnerability 2026

Prosody 13.0.5 Upstream is pleased to announce a new minor release from their stable branch. This is a security release for the Prosody 13.0.x stable series. I…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian 11 libdatetime-timezone-perl Critical Update DLA-4570-1

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian 11 tzdata Significant Timezone Update DLA-4569-1 Released

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 44 pdns Critical DoS Issues Advisory FEDORA-2026-f416c4ba87

Update to 5.0.4 Release notes: https://doc.powerdns.com/authoritative/changelog/5.0.html#change-5.0.4 Security advisory: https://docs.powerdns.com/authoritativ…

Linux

The Hacker News
The Hacker News Breaches & leaks

PyTorch Lightning Compromised in PyPI Supply Chain Attack to Steal Credentials

In yet another software supply chain attack, threat actors have managed to compromise the popular Python package Lightning to push two malicious versions to co…

The Hacker News
The Hacker News Breaches & leaks

New Python Backdoor Uses Tunneling Service to Steal Browser and Cloud Credentials

Cybersecurity researchers have disclosed details of a stealthy Python-based backdoor framework called DEEP#DOOR that comes with capabilities to establish persi…

Windows

The Hacker News
The Hacker News Vulnerabilities

Critical cPanel Authentication Vulnerability Identified — Update Your Server Immediately

cPanel has released security updates to address a security issue impacting various authentication paths that could allow an attacker to obtain access to the co…

The Hacker News
The Hacker News Vulnerabilities

Mythos Changed the Math on Vulnerability Discovery. Most Teams Aren't Ready for the Remediation Side

Anthropic’s Claude Mythos Preview has dominated security discussions since its April 7 announcement. Early reporting describes a powerful cybersecurity-focused…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian LTS DLA-4548-1 Update Distro-Info-Data EoL Information

Linux

The Hacker News
The Hacker News

Malicious KICS Docker Images and VS Code Extensions Hit Checkmarx Supply Chain

Cybersecurity researchers have warned of malicious images pushed to the official "checkmarx/kics" Docker Hub repository.In an alert published today, software s…

Docker

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42 python-cairosvg Moderate Exponential DoS Fix 2026-a2778fcae6

Security fix for CVE-2026-31899: https://nvd.nist.gov/vuln/detail/CVE-2026-31899 / https://github.com/Kozea/CairoSVG/security/advisories/GHSA-f38f-5xpm-9r7c Ex…

Linux GitHub

The Hacker News
The Hacker News Vulnerabilities

Actively Exploited nginx-ui Flaw (CVE-2026-33032) Enables Full Nginx Server Takeover

A recently disclosed critical security flaw impacting nginx-ui, an open-source, web-based Nginx management tool, has come under active exploitation in the wild…

Nginx

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 9 Roundcube Critical SVG Bypass Fix MGASA-2026-0089

MGASA-2026-0089 - Updated roundcubemail packages fix security vulnerability

The Hacker News
The Hacker News

Drift Loses $285 Million in Durable Nonce Social Engineering Attack Linked to DPRK

Solana-based decentralized exchange Drift has confirmed that attackers drained about $285 million from the platform during a security incident that took place …

The Hacker News
The Hacker News Breaches & leaks

Vertex AI Vulnerability Exposes Google Cloud Data and Private Artifacts

Cybersecurity researchers have disclosed a security "blind spot" in Google Cloud's Vertex AI platform that could allow artificial intelligence (AI) agents to b…

Google Cloud Palo Alto

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 44 python-cryptography Critical Wildcard DNS Name Constraints Fix

Update to v46.0.6 This includes a single fix for security issue: * **SECURITY ISSUE**: Fixed a bug where name constraints were not applied to peer names during…

Linux

Latest Hacking News | Cyber Security News, Hacking Tools and Penetration Testing Courses
Latest Hacking News | Cyber Security News, Hacking Tools and Penetration Testing Courses Breaches & leaks

How NoSQL Database Developers Prevent Hacking Loopholes

Database security breaches can have devastating consequences for businesses, exposing sensitive data, damaging reputations, and…How NoSQL Database Developers P…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Releases pyOpenSSL Critical Buffer Overflow Patch Update

Update pyOpenSSL to v26.0.0 (security update) Update python-cryptography to v46.0.5 (dependency of pyOpenSSL 26) Update rust-asn1 to 0.22 (dependency of python…

Linux OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 releases openssl-crypto-sys addressing PyCrypto buffer overflow

Update pyOpenSSL to v26.0.0 (security update) Update python-cryptography to v46.0.5 (dependency of pyOpenSSL 26) Update rust-asn1 to 0.22 (dependency of python…

Linux OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

CentOS 8 python-encryption Low Memory Leak Issue 2026-abcde12345f

Update pyOpenSSL to v26.0.0 (security update) Update python-cryptography to v46.0.5 (dependency of pyOpenSSL 26) Update rust-asn1 to 0.22 (dependency of python…

Linux OpenSSL

The Hacker News
The Hacker News Alerts

Microsoft Warns IRS Phishing Hits 29,000 Users, Deploys RMM Malware

Microsoft has warned of fresh campaigns that are capitalizing on the upcoming tax season in the U.S. to harvest credentials and deliver malware.The email campa…