Public exploit details released on July 27 show how an unauthenticated request can reach PHP's eval() function inside vBulletin and execute code on an unpatched forum server. The attack requires no account, administrative access, or interaction from another user. SSD Secure Disclosure lists vBulletin 6.2.1 and earlier, and 6.1.6 and earlier, as affected, but does not give a lower version

Dependabot gets a three-day cooldown window before opening pull requests, and PyPI rejects file uploads to releases older than 14 days. The post New GitHub, PyPI Policies Boost Supply Chain Security appeared first on SecurityWeek.

Monday starts with the usual promise that everything is under control. Then the logs wake up. This week, trusted tools crossed lines, old flaws found new work, exposed systems stayed exposed, and attackers kept hiding inside normal-looking services. Nothing looked strange at first. That helped. That is the mood. Here is the full recap. ⚡ Threat of the Week OpenAI Says Its AI Agent Went Rogue

Shadow AI agents are rapidly spreading across enterprise platforms, often without IT or security visibility. Nudge Security explains how organizations can discover, assess, and govern AI agents before unmanaged permissions and autonomous actions create security risks. [...]

The critical unsafe deserialization flaw allows attackers to execute arbitrary code remotely, without authentication. The post PTC Windchill Vulnerability Exploited in Ransomware Campaign appeared first on SecurityWeek.

n8n has patched a high-severity expression-sandbox escape that could let an authenticated workflow editor execute operating-system commands on the server running the automation platform. Security Joes found the flaw while probing n8n's February fix for CVE-2026-27577 for another bypass. The affected ranges are <2.31.5 and >=2.32.0,<2.32.1. n8n fixed the flaw in versions 2.31.5 and

The malware-as-a-service operation launches legitimate browsers on an invisible desktop, giving attackers persistent and covert remote access to compromised Windows systems. The post MedusaHVNC Malware Uses Hidden Windows Desktops to Evade Detection appeared first on SecurityWeek.

Cybersecurity researchers have flagged a Microsoft Teams-themed phishing campaign that employs "secure document" lures to deliver legitimate remote monitoring and management (RMM) tools. "The victim was directed through compromised web infrastructure to a counterfeit Microsoft Store page claiming that Microsoft Teams had to be updated before the shared document could be opened," ZeroBEC said in

The Nvidia-led coalition aims to give defenders more open tools for testing, auditing and protecting AI models and agents. The post Nvidia and Tech Giants Launch AI Security Alliance appeared first on SecurityWeek.

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2025-68686 Fortinet FortiOS Exposure of Sensitive Information to an Unauthorized Actor Vulnerability CVE-2026-16812 Arista VeloCloud Orchestrator On-Prem OS Command Injection Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational Directive

The Anubis cybercrime group has taken credit for the attack and is threatening to leak data. The post Coca-Cola Confirms Data Breach After Fairlife Ransomware Attack appeared first on SecurityWeek.

The company plans to expand its research team, open new offices in Rome and San Francisco, and acquire new clients. The post Beelzebub Raises $3.4 Million for Hacker-Trapping Platform appeared first on SecurityWeek.

The new Mobile Security Exposure Center creates SBOMs for enterprise mobile apps to uncover vulnerable components, dependencies and hidden risks. The post What’s Hiding in Your Mobile Apps? Lookout MSEC Aims to Find Out appeared first on SecurityWeek.

The China-linked cybercrime group behind the use of income tax-related phishing lures targeting Indian taxpayers, tax professionals, and corporate finance teams has been observed using a sophisticated crypter service called Cruciferra. According to a new analysis by Proofpoint, Cruciferra has been utilized by various unrelated cybercriminal threat clusters to deliver a wide array of remote

A threat actor has been using the compromised appliances to target the Microsoft 365 accounts of traveling corporate employees. The post Hacked Public Wi-Fi Gateways Used to Harvest Corporate Credentials appeared first on SecurityWeek.

Binary-based vulnerability scanning, penetration testing, and exploit generation are blocked in Opus 5. The post Anthropic’s Opus 5 Nears Mythos 5 on Finding Bugs, but Falls Short on Exploits appeared first on SecurityWeek.

In May 2026, hackers stole personal and dental health information from DentaQuest’s computer network. The post DentaQuest Data Breach Potentially Impacts Over 23 Million People appeared first on SecurityWeek.

Cybersecurity researchers have flagged fresh malicious cyber activity by a threat actor with ties to East Asia targeting government entities in the Middle East. The intrusions have resulted in the deployment of previously unreported malware families dubbed TELESHIM, MIXEDKEY, and BINDCLOAK, according to Zscaler ThreatLabz. The cybersecurity firm said it detected the campaign earlier this month.

GitHub has announced a new cooldown mechanism in Dependabot, allowing the tool to wait at least three days after a release is published before opening a pull request. "The cooldown configuration option in the dependabot.yml still controls the behavior, though, so you can choose a different cooldown parameter that fits your project," the Microsoft-owned subsidiary said. According to GitHub, the

The PEAR ransomware group claimed to have stolen 3 TB of information from the medical business management company. The post MCBS Data Breach Affects 1.2 Million Individuals appeared first on SecurityWeek.

GitHub and PyPI (Python Package Index) have introduced a time-based mechanism in the Dependabot dependency management tool to protect against supply-chain attacks and to limit their impact. [...]

Steam discussion forums are being abused in ClickFix attacks that pretend to be fixes for game and computer problems but actually infect devices with cryptominers. [...]

A malvertising operation dubbed SourTrade is making victims' browsers build the final Windows executable themselves, using a legitimate Bun runtime as its base instead of serving one complete malicious file from a fixed URL. Confiant, which detailed the campaign on July 23, 2026, said it has operated since late 2024 and impersonated TradingView, Solana, and Luno to target retail traders and

A massive malvertising campaign is using fake Solana, Luno, and TradingView webpages with malicious JavaScript that instructs browsers to assemble malware directly in memory. [...]

Threat actors are using email addresses exposed in data breaches leaked by the ShinyHunters extortion group to send sextortion emails demanding $2,000 in Bitcoin. [...]

Security firms ThreatBook and Imperva say attackers are targeting a critical flaw in Fastjson, Alibaba's JSON library for Java. In affected Spring Boot applications, a malicious JSON request can execute code without authentication, with the privileges of the Java process. Tracked as CVE-2026-16723, the vulnerability carries an Alibaba-assigned CVSS score of 9.0. The confirmed chain requires

For years, phishing campaigns targeting financial institutions followed the same playbook. Victims were tricked into entering usernames and passwords, attackers collected the credentials, and accounts were compromised later when an opportunity arose. That model is changing. Recent investigations into insurance-focused phishing operations reveal a more immediate approach. Instead of harvesting

Threat actors linked to the Cl0p (aka Chubby Scorpius, FIN11, Graceful Spider, and Lace Tempest) ransomware campaign are exploiting flaws in internet-exposed PTC Windmill and FlexPLM deployments as part of a new data extortion campaign. "Attackers chain a pre-authentication information disclosure in the FlexPLM WSDL endpoint with a server-side flaw in the Windchill login servlet, enabling

The operators of the DevMan ransomware-as-a-service (RaaS) scheme are maintaining a dedicated web platform that offers affiliates the ability to build payloads, oversee earnings, and manage various aspects related to victims. Swiss cybersecurity company PRODAFT is tracking the centrally administered RaaS operation under the name Funky Mantis. "The portal combined build generation, finance,

ChatGPT, the famous artificial intelligence chatbot that allows users to converse with various personalities and topics, has connectivity issues worldwide. [...]