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 itRead More »TELESHIM Abuses Telegram for C2 in Attacks Against Middle East Governments
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 fitsRead More »GitHub Adds 3-Day Dependabot Cooldown to Limit Poisoned Package Adoption
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.
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 2024Read More »Malvertising Sends Malware in Pieces, Then Makes the Browser Build the Executable
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 scoreRead More »Fastjson 1.x RCE Vulnerability Targeted in Attacks With No Patched Available
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 flawRead More »Cl0p Affiliates Target Internet-Exposed PTC Windchill and FlexPLM with Unauthenticated RCE
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 combinedRead More »DevMan RaaS Portal Centralizes Payload Builds, Victim Management, and Affiliate Payouts
