Latest Cybersecurity News and Articles

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Atlassian, Splunk Patch Dozens of Critical, High-Severity Vulnerabilities

The flaws could be exploited to execute arbitrary code, access sensitive information, and elevate privileges. The post Atlassian, Splunk Patch Dozens of Critical, High-Severity Vulnerabilities appeared first on SecurityWeek.

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MLflow Vulnerability Exploited for Cloud Credential Theft

The critical-severity flaw allows attackers to send HTTP requests to internal endpoints and extract sensitive information. The post MLflow Vulnerability Exploited for Cloud Credential Theft appeared first on SecurityWeek.

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Zombie Card Attack Can Revive Expired Visa Cards for Contactless Payments

Researchers at the University of Massachusetts Amherst have demonstrated an attack that revives expired Visa contactless credit cards for real in-store purchases by rewriting the expiration date a point-of-sale (POS) terminal reads over near-field communication (NFC), without breaking any of the card's cryptography. The attack, which the researchers named "Zombie Card," requires physical

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Cisco Patches Critical Crosswork, Secure Workload Vulnerabilities

The flaws could lead to remote code execution, authentication bypasses, and path traversal attacks. The post Cisco Patches Critical Crosswork, Secure Workload Vulnerabilities appeared first on SecurityWeek.

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Why "Shady AI" is Security's Next Big Governance Problem

In March 2026, an internal AI agent at Meta triggered a “Sev 1” incident after sensitive company and user data was exposed to employees who weren’t authorized to access it.  The incident began when a Meta employee posted a technical question on an internal forum. An engineer used an approved AI agent to analyze it, but the agent posted its response publicly without approval. The employee

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CDN Tsunami Attack Abuses HTTP/3 Translation for Up to 350x DoS Amplification

Cybersecurity researchers have disclosed two denial-of-service (DoS) attacks that exploit how major content delivery networks (CDNs) convert client-facing HTTP/3 traffic into HTTP/1.1 requests to the websites they front, amplifying a low-bandwidth request stream by up to 350x against the origin server. The attacks, collectively named "CDN Tsunami," were evaluated against Alibaba, Baidu,

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Manic Android Malware Exfiltrates Data From Offline Phones via Nearby Infected Devices

A new Android threat codenamed Manic has been observed actively targeting Ukrainian banks, government and identity services, and messaging applications, as well as Russian and European financial institutions, global fintech and cryptocurrency services, and military-focused communications. "Manic sits at the intersection of Android banking malware and mobile spyware, combining financial-fraud

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AI-Assisted Tool Helped Secure Satellite Communication System After 2022 Russian Hacking

Atalanta's Argo product is now being used to prove the resilience of Viasat’s satellite communications network. The post AI-Assisted Tool Helped Secure Satellite Communication System After 2022 Russian Hacking appeared first on SecurityWeek.

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NASA AIT-GUI Flaws Could Let Unauthenticated Attackers Issue Spacecraft Commands

Security researchers at Cycode have disclosed a chain of flaws in AIT-GUI, the browser-based operator console for NASA/JPL's open-source AMMOS Instrument Toolkit, that allow an unauthenticated attacker to issue arbitrary commands to the software's spacecraft and instrument command bus. The chain, tracked as GHSA-p9r8-2q67-fp86 and rated 9.4 on the CVSS v3.1 scoring system, impacts AIT-GUI

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ToxicPanda 2.0 and GoldDigger Expand Android Banking Attacks with On-Device Fraud

Cybersecurity researchers have shed light on an updated version of ToxicPanda (aka TgToxic) that comes with "significant enhancements," including a set of 167 remote commands and expands its targeting footprint globally. Zimperium zLabs, in a Wednesday report, said the Android malware also features a PIN harvesting workflow targeting more than 140 banking and cryptocurrency applications.

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OpenAI Overhauls Model Security With Sandboxing, 30-Minute Alerts, and Training Pauses

The action taken by OpenAI comes in light of the Hugging Face incident and the discovery of the Astra model’s advanced capabilities.  The post OpenAI Overhauls Model Security With Sandboxing, 30-Minute Alerts, and Training Pauses appeared first on SecurityWeek.

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40 Malicious Firefox Extensions Pose as Web3 Products to Steal Wallet Secrets

A set of 40 Mozilla Firefox extensions has been found to engage in cryptocurrency wallet theft by masquerading as OKX, Rabby Wallet, TronLink, and other Web3 products. According to the Socket Threat Research team, the extensions are part of a broader set of 77 browser add-ons that share source code and infrastructure overlaps. The campaign, dubbed Offside Wallet Theft Factory, is believed to

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Exploitation Expected for Critical Authentication Bypass Patched in Citrix NetScaler

Remote, unauthenticated attackers could exploit the critical-severity flaw without user interaction. The post Exploitation Expected for Critical Authentication Bypass Patched in Citrix NetScaler appeared first on SecurityWeek.

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Critical GitLab Flaw Exploited Shortly After Disclosure

CVE-2026-19478 can be exploited without authentication to modify or delete public projects and user data. The post Critical GitLab Flaw Exploited Shortly After Disclosure appeared first on SecurityWeek.

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Hackers Using AI to Target Siemens PLCs in Critical US Sectors

A cybersecurity advisory with technical details and recommendations has been written by the NSA, CISA and other agencies. The post Hackers Using AI to Target Siemens PLCs in Critical US Sectors appeared first on SecurityWeek.

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Elementor Pro Flaw Could Let Unauthenticated Attackers Upload PHP and Execute Code

Cybersecurity researchers have disclosed details of a critical flaw in the Elementor Pro WordPress plugin that, if successfully exploited, could lead to remote code execution. The vulnerability, tracked as CVE-2026-32475, carries a CVSS score of 9.0 out of 10.0. It has been described as a case of unrestricted upload of a file with a dangerous type. "The flaw lives in the Forms module's File

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Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second

Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up to 12 bits per second, 360 times the rate of an earlier attack demonstrated in 2021. The end-to-end experiment used an attacker Worker and a victim Worker controlled by the researchers,

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OpenAI Pauses Frontier RL Training as It Tightens Defenses Against Unsafe AI Behavior

OpenAI on Tuesday revealed that it paused reinforcement learning (RL) training for its latest artificial intelligence (AI) models for two weeks while it shored up additional defenses and increased the scope of its monitoring to avert another Hugging Face-like incident. "As models become more capable, the risks associated with developing and testing them internally also grow," the AI company

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Virtual Event Today: CodeSecCon – Secure Your Code and Applications

CodeSecCon is the premier virtual event bringing together developers and cybersecurity professionals to revolutionize the way applications are built, secured, and maintained. The post Virtual Event Today: CodeSecCon – Secure Your Code and Applications appeared first on SecurityWeek.

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SilkParasite Espionage Campaign Targets Central Asian Governments with Five New RATs

A previously unreported cyber espionage operation dubbed SilkParasite has been observed targeting government bodies in Central Asia. The intrusion set makes use of seven remote access tool (RAT) families, five of which have never been previously documented: DriveSilkRAT, CookiETagRAT, NomadRAT, GoginRAT, and NodeEdgeRAT. SilkParasite, first discovered in late 2025, is assessed to be a