On Thursday, cryptocurrency wallet provider MetaMask has disclosed an ongoing infrastructure security incident affecting some of its infrastructure. […]
Apple CoreGraphics PoC Emerges as WhatsApp PDF Checks Hint at Possible Delivery Path
Security researchers have published the first public proof-of-concept for CVE-2026-86950, an Apple CoreGraphics flaw Apple says may have been used in attacks against specific targeted individuals.
The trigger is a malicious PDF with a crafted embedded font that crashes unpatched iPhones and Macs. The code causes a crash, not an execution error. Turning the memory corruption into a working
Bitget Confirms Third-Party Zero-Day Behind $387.5 Million Cryptocurrency Theft
Cryptocurrency exchange Bitget on Wednesday confirmed that attackers who stole $387.5 million last week exploited a zero-day flaw in third-party security products, citing ongoing investigation findings from SlowMist.
“Their investigation identified malicious activity involving third-party security products, including a zero-day vulnerability, and recovered a customized tool used by the attacker
MetaMask Security Incident Prompts Exit of Affected Ethereum Validators
MetaMask on Thursday said it’s responding to what it described as an “ongoing security incident” impacting part of its infrastructure.
“We are actively addressing and remediating the issue internally, in coordination with external partners and security advisors,” the software cryptocurrency wallet maker said. “At this time, we have identified no immediate threat to MetaMask wallets.”
MetaMask
Citrix NetScaler Post-Exploitation Payload Creates Superuser, Maps Web Shell to CSS-Like URLs
Threat actors have been observed exploiting a critical pre-authentication command injection vulnerability in Citrix NetScaler ADC and NetScaler Gateway to drop web shells and attempt theft of configuration data.
LevelBlue’s Threat Hunt Operations & Research (THOR) team, which analyzed the exploitation activity across multiple customer environments, said it identified malicious NetScaler
FTC is Investigating OpenAI and Anthropic Over Possible risks to Consumers
An FTC spokesperson confirmed the investigation but declined further comment.
The post FTC is Investigating OpenAI and Anthropic Over Possible risks to Consumers appeared first on SecurityWeek.
Russian state hackers use new RedFlick technique to push malware
The Russian state actor Star Blizzard has been using a new malware installation tactic dubbed “RedFlick” to deploy its signature CosmicPulse backdoor. […]
DIVD says Zammad zero-days enabled AI-driven network breach
The Dutch Institute for Vulnerability Disclosure (DIVD) says that the breach of its network was possible by exploiting a chain of two zero-day vulnerabilities in the open-source Zammad ticketing system. […]
Over 543,000 valid credentials exposed in public GitHub repositories
More than 543,000 credentials exposed in public GitHub repositories were still valid in July despite the platform’s security measures to prevent accidental leaks of sensitive data. […]
Attackers Exploit Zimbra Flaw to Deploy Web Shells and Harvest Authentication Secrets
Threat actors have weaponized a now-patched security flaw in Zimbra Collaboration Suite (ZCS) to deploy web shells and access mailbox data, according to findings from the Microsoft Security Research team.
The attack exploits CVE-2026-73570 (CVSS score: 8.9), an unauthenticated operating system command injection flaw that can lead to remote code execution when Simple Network Management Protocol