Security Bulletin
27 Jun 2026
Biztonsági szemle
Third-Party Breaches Teach Education Sector a Costly Lesson in Vendor Risk
Rising threats from third-party actors are forcing institutions to play defense to protect student data from ransomware and other attacks.
27 Jun 2026
Biztonsági szemle
2 Linux kernel flaw PoCs published, enabling local privilege escalation
One of the flaws, DirtyClone, is a variant of the DirtyFrag vulnerability class.
27 Jun 2026
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4 arrested in Poland for SIM-swapping and cryptocurrency theft
The operation, a collaboration between Poland's Cybercrime Bureau (CBZC) and U.S. agencies including the FBI and Homeland Security Investigations, targeted a group accused of breaching telecommunications partners and hijacking email accounts.
27 Jun 2026
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Chinese APT CL-STA-1062 targets Southeast Asia with new TinyRCT backdoor
CL-STA-1062 employs a hybrid toolkit, combining open-source tools like SoftEther VPN, Mimikatz, and VNT with a newly discovered custom backdoor named TinyRCT.
27 Jun 2026
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ATF cancels contract for ad-surveillance technology after privacy concerns
As outlined in CyberScoop, the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) has canceled a contract with Penlink that utilized ad-surveillance technologies to track Americans' locations.
27 Jun 2026
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Turla group deploys new STOCKSTAY backdoor against Ukraine and Italy
STOCKSTAY, written in .NET and utilizing the Windows Forms framework, communicates with its command-and-control (C2) server via a secure WebSocket connection.
26 Jun 2026
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NAIC confirms cyberattack after ShinyHunters claims 3.1TB data theft
The attack exploited a zero-day vulnerability in Oracle PeopleSoft, an enterprise resource planning software.
26 Jun 2026
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Russian hackers suspected in Jaguar Land Rover cyberattack
The cyberattack on Jaguar Land Rover (JLR), a major UK employer, caused production to halt for months, resulting in an estimated $2.5 billion loss to the British economy and necessitating a £1.5 billion government bailout.
26 Jun 2026
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Grand Theft Auto VI hype fuels new wave of scams targeting gamers
Security firms Malwarebytes and NordVPN have identified a surge of sophisticated fake websites offering "VIP Early Access" to Grand Theft Auto VI.
26 Jun 2026
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Scammers abuse Shopify's Shop app with fake receipts
Scammers are impersonating well-known brands like Norton, McAfee, Apple, and PayPal by adding fake orders to the Shop app, which is popular in North America with over 50 million downloads on Google Play.
26 Jun 2026
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Cybersecurity professionals lose faith in fully automated AI testing
The report, based on surveys of approximately 450 cybersecurity professionals, indicates that 78% of respondents observed automated tools failing to detect critical vulnerabilities.
26 Jun 2026
Biztonsági szemle
Amazon Q Developer extension vulnerability could have exposed cloud credentials
The vulnerability, tracked as CVE-2026-12957, allowed attackers to execute arbitrary commands by embedding malicious code in workspace configuration files.
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