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LegacyHive Is a Local Privilege Escalation BugThe vulnerability hunter in a feud with Microsoft released yet another Windows zero-day Tuesday as promised, though the touted "bone-shattering" disclosure was stripped down to prevent public exploitation. LegacyHive, exploits a profile-loading race condition to access another user's registry hive.
Security Researchers Fear Broader Legal Pressure on Bug DisclosuresMicrosoft is pursuing legal action after a researcher publicly released six Windows zero-days and exploit code following a breakdown in coordinated disclosure talks, escalating tensions over vulnerability disclosure, platform moderation and protections for independent security researchers.
Also, Cyberattack Disrupts Asahi’s Japan Operations, Halts ProductionThis week, FTC sued Sendit, another Harrods breach, Allianz data breach and a cyberattack disrupted Asahi's Japan operations. WestJet disclosed data theft. Hackers targeted Kido Nursery chain, a VMware privilege escalation flaw was exploited as zero-day, DarkCloud infostealer resurfaced.
Unauthenticated Hackers Exploit CVE-2025-31324 to Upload WebshellsThreat actors are exploiting a zero-day flaw in a partially deprecated SAP tool still widely used by governments and businesses. On Friday, SAP's security division, Onapsis, disclosed that CVE-2025-31324 is "actively exploited in the wild."
Preauthentication Deserialization Flaw Could Result in Remote Code ExecutionSoftware vendors and national security agencies are urging immediate patching of a critical SonicWall flaw days after the security device manufacturer disclosed that hackers are actively exploiting a zero-day. The flaw doesn't require user authentication.
Mandiant Says High-Severity Flaw Could Give Attackers Remote Unauthenticated AccessResearchers at Mandiant say a new threat cluster first observed June 27 has been exploiting a Fortinet zero day the network edge device manufacturer publicly disclosed Wednesday. Researchers said they can't assess the threat actor's motivation or location.
U.S. Federal Government Gives Agencies Three Weeks to Patch or MitigateFortinet disclosed an actively exploited vulnerability in its centralized management platform following more than a week of online chatter that edge device manufacturer products have been under renewed attack. Cybersecurity researcher Kevin Beaumont christened the vulnerability "FortiJump."
APT28 Used Microsoft Outlook Zero-Day, Governments SaidThe German and Czech governments on Friday disclosed that Russian military intelligence hackers targeted political parties and critical infrastructure as part of an espionage campaign that began last year. "The EU will not tolerate such malicious behavior," the European Union said in a statement.
Beijing Used FortiGate Vulnerability to Install TrojanChinese espionage hackers penetrated Dutch military systems in early 2023, using a zero-day exploit in a Fortinet virtual private network to obtain access, Netherlands intelligence agencies disclosed Tuesday. They attributed the hacking to Chinese state actors with high confidence.
Company Starts Patch Rollout for Flaws Exploited by Likely Chinese Intelligence OpCorporate VPN maker Ivanti on Wednesday began a belated patch rollout for zero-day flaws that many cybersecurity firms say paved the way for an espionage hacking operation likely conducted by China. Ivanti also disclosed two more zero-days and told customers that hackers are exploiting one of them.