Security Articles

Stay ahead of emerging threats with expert analysis from 144 published security articles, vulnerability reports, and cybersecurity insights — updated daily with the latest CVEs, threat actor campaigns, and security advisories. As of Tuesday, June 16, 2026, the most urgent items for production stacks: a Palo Alto Networks GlobalProtect flaw, CVE-2026-0257, is under active exploitation — an authentication bypass in the GlobalProtect VPN portal (the gateway your remote staff log in through), meaning an attacker can slip past the login screen without valid credentials and reach your internal network, so apply Palo Alto's fix immediately and review the portal for unfamiliar sessions. The Oracle PeopleSoft zero-day CVE-2026-35273 is being used by the ShinyHunters extortion crew to break into more than 100 universities — a zero-day means a flaw the vendor had no patch ready for when attacks began, so the only defense is applying Oracle's emergency fix the moment it lands and watching for unfamiliar logins. Google has shipped an emergency patch for the Chrome V8 zero-day CVE-2026-11645, already under active exploitation through nothing more than a booby-trapped web page, so update every browser in your business today. The LiteLLM flaw CVE-2026-42271 has landed on the CISA Known Exploited Vulnerabilities (KEV) catalog — the U.S. government's list of bugs confirmed to be under real-world attack — and lets intruders run their own code on exposed AI gateways, the servers that broker requests between your apps and AI models. The Langflow bug CVE-2026-5027 is a path-traversal flaw — one that tricks a server into reaching files outside its intended folder — letting unauthenticated attackers plant code on roughly 7,000 internet-exposed AI servers. And the "Velvet Ant" espionage group quietly backdoored Linux PAM and OpenSSH — the components that handle logins on most Linux servers — to live undetected inside a single network for nearly a decade, a reminder that intrusion detection matters as much as patching. If your business runs Palo Alto GlobalProtect VPN, Oracle PeopleSoft, Chrome, self-hosted AI tooling like LiteLLM or Langflow, or Linux servers, these advisories require action now — start with the article-level remediation steps below.

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59 articles found
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CVE AdvisoryVulnerabilityApr 29, 2026

HIGH: Storm-1175 Chains ConnectWise ScreenConnect Bugs to Drop Medusa Ransomware (CVE-2024-1708)

CISA added the two-year-old ConnectWise ScreenConnect path traversal flaw CVE-2024-1708 to its Known Exploited Vulnerabilities catalog on April 28, 2026, after China-aligned Storm-1175 was caught chaining it with the SlashAndGrab auth bypass CVE-2024-1709 to deploy Medusa ransomware through compromised MSP infrastructure. Federal agencies have until May 12 to remediate.

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high
CVE AdvisoryVulnerabilityApr 28, 2026

HIGH: APT28 Exploits Incomplete Windows Shell Patch for Zero-Click NTLM Theft (CVE-2026-32202)

Microsoft has confirmed active exploitation of CVE-2026-32202, a Windows Shell spoofing flaw that turns out to be an incomplete patch for an APT28 zero-day from earlier this year. The Russian GRU-linked group is using crafted LNK files to silently steal NTLM credentials with zero clicks, and the original April 14 advisory dramatically understated the severity until Microsoft corrected it on April 27.

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high
CVE AdvisoryVulnerabilityApr 27, 2026

HIGH: Bitwarden CLI Hit by Shai-Hulud Third Coming Worm in Checkmarx Supply Chain Cascade

A poisoned build of @bitwarden/cli version 2026.4.0 lived on the npm registry for roughly ninety minutes on April 22, 2026, infecting around 334 developer machines with the third generation of the Shai-Hulud worm. The attack chained off the prior compromise of the checkmarx/ast-github-action GitHub Action, harvested cloud credentials, GitHub and npm tokens, and AI coding tool configs, then self-propagated by injecting malicious workflows into accessible repositories.

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high
CVE AdvisoryVulnerabilityApr 23, 2026

HIGH: Apple Patches iOS Notification Bug That Let the FBI Pull Deleted Signal Messages Off an iPhone (CVE-2026-28950)

Apple shipped iOS 26.4.2, iPadOS 26.4.2, iOS 18.7.8, and iPadOS 18.7.8 to fix CVE-2026-28950, a data retention flaw in the Notification Services framework that kept the text of deleted notifications in an internal database. The FBI used the bug to recover Signal message content from a seized iPhone after the Signal app had been deleted. Patch every managed iPhone today and enforce preview redaction on sensitive messaging apps.

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high
CVE AdvisoryVulnerabilityApr 21, 2026

HIGH: Three Microsoft Defender Zero-Days Chain Into SYSTEM Takeover With Two Still Unpatched

Three zero-day vulnerabilities in Microsoft Defender, nicknamed BlueHammer, RedSun, and UnDefend, are under active exploitation after researcher Chaotic Eclipse dumped working proof-of-concept code. Only BlueHammer (CVE-2026-33825, CVSS 7.8) has been patched. RedSun escalates local users to SYSTEM on fully patched systems while UnDefend silently disables Defender definition updates, making the chained attack especially dangerous until the May 13 Patch Tuesday.

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Is Your Mobile App Secure?

Our CyberOne MobileAssess platform performs deep static analysis, source code decompilation, and runtime security testing for iOS and Android apps. From one-time assessments to year-long continuous testing, we find what surface-level scanners miss.

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