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Plex tells users to change passwords due to data breach, pushes server owners to upgrade

Plex tells users to change passwords due to data breach, pushes server owners to upgrade 2025-09-09 at 19:42 By Zeljka Zorz Media streaming company Plex has suffered a data breach and is urging users to reset their account password and enable two-factor authentication. “An unauthorized third party accessed a limited subset of customer data from […]

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Download: Cyber defense guide for the financial sector

Download: Cyber defense guide for the financial sector 2025-09-09 at 15:46 By Help Net Security Data breaches cost more for financial organizations than they do for those in many other industries. In attempting to strengthen your financial organization’s cybersecurity, you must contend with evolving regulatory obligations, outdated IT infrastructure, and other challenges. How do you […]

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Nearly 500 researchers urge EU to rethink controversial CSAM scanning proposal

Nearly 500 researchers urge EU to rethink controversial CSAM scanning proposal 2025-09-09 at 10:22 By Mirko Zorz Nearly 500 scientists and researchers have signed an open letter warning that the latest version of the EU’s Chat Control Proposal would weaken digital security while failing to deliver meaningful protection for children. The signatories represent 34 countries […]

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Ongoing malvertising campaign targets European IT workers with fake GitHub Desktop installers

Ongoing malvertising campaign targets European IT workers with fake GitHub Desktop installers 2025-09-09 at 09:46 By Zeljka Zorz Researchers have spotted a malvertising (and clever malware delivery) campaign targeting IT workers in the European Union with fake GitHub Desktop installers. “We believe the goal of this campaign was to gain initial access to organizations for […]

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Connected cars are racing ahead, but security is stuck in neutral

Connected cars are racing ahead, but security is stuck in neutral 2025-09-09 at 09:46 By Mirko Zorz Connected cars are already on Europe’s roads, loaded with software, sensors, and constant data connections. Drivers love the features these vehicles bring, from remote apps to smart navigation, but each new connection also opens a door to potential […]

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Salesloft Drift data breach: Investigation reveals how attackers got in

Salesloft Drift data breach: Investigation reveals how attackers got in 2025-09-08 at 14:33 By Zeljka Zorz The attack that resulted in the Salesloft Drift data breach started with the compromise of the company’s GitHub account, Salesloft confirmed this weekend. Supply chain compromise On August 26, the company publicly revealed that earlier that month, a threat […]

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Cybersecurity research is getting new ethics rules, here’s what you need to know

Cybersecurity research is getting new ethics rules, here’s what you need to know 2025-09-08 at 09:01 By Mirko Zorz Top cybersecurity conferences are introducing new rules that require researchers to formally address ethics in their work. Starting with the 2026 USENIX Security Symposium, all submissions must include a stakeholder-based ethics analysis. Other major venues such […]

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InterceptSuite: Open-source network traffic interception tool

InterceptSuite: Open-source network traffic interception tool 2025-09-08 at 08:34 By Mirko Zorz InterceptSuite is an open-source, cross-platform network traffic interception tool designed for TLS/SSL inspection, analysis, and manipulation at the network level. “InterceptSuite is designed primarily for non-HTTP protocols, although it does support HTTP/1 and HTTP/2. It offers support for databases, SMTP, and custom protocols, […]

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Cyber defense cannot be democratized

Cyber defense cannot be democratized 2025-09-08 at 08:14 By Help Net Security The democratization of AI has fundamentally lowered the barrier for threat actors, creating a bigger pool of people who can carry out sophisticated attacks. The so-called democratization of security, on the other hand, has resulted in chaos. The problem In an earnest attempt […]

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Attackers are exploiting critical SAP S/4HANA vulnerability (CVE-2025-42957)

Attackers are exploiting critical SAP S/4HANA vulnerability (CVE-2025-42957) 2025-09-05 at 15:03 By Zeljka Zorz A critical vulnerability (CVE-2025-42957) in SAP S/4HANA enterprise resource planning software is being exploited by attackers “to a limited extent”, the Dutch National Cyber Security Center (NCSC NL) has warned on Friday. Their alert seems to be based on a report […]

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Stealthy attack serves poisoned web pages only to AI agents

Stealthy attack serves poisoned web pages only to AI agents 2025-09-05 at 14:30 By Zeljka Zorz AI agents can be tricked into covertly performing malicious actions by websites that are hidden from regular users’ view, JFrog AI architect Shaked Zychlinski has found. This novel approach allows attackers to inject prompts / instructions into these autonomous […]

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September 2025 Patch Tuesday forecast: The CVE matrix

September 2025 Patch Tuesday forecast: The CVE matrix 2025-09-05 at 10:18 By Help Net Security We work in an industry driven by Common Vulnerabilities and Exposures (CVE). Each security update released by myriad vendors addresses some flaw in software that could be exploited and those flaws that are publicly acknowledged are assigned a CVE designator […]

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Google fixes actively exploited Android vulnerabilities (CVE-2025-48543, CVE-2025-38352)

Google fixes actively exploited Android vulnerabilities (CVE-2025-48543, CVE-2025-38352) 2025-09-04 at 16:58 By Zeljka Zorz Google has provided fixes for over 100 Android vulnerabilities, including CVE-2025-48543 and CVE-2025-38352, which “may be under limited, targeted exploitation.” Among the fixed flaws is also CVE-2025-48539, a critical vulnerability in the System component that “could lead to remote (proximal/adjacent) code […]

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CyberFlex: Flexible Pen testing as a Service with EASM

CyberFlex: Flexible Pen testing as a Service with EASM 2025-09-04 at 16:58 By Help Net Security About CyberFlex CyberFlex is an Outpost24 solution that combines the strengths of its Pen-testing-as-a-Service (PTaaS) and External Attack Surface Management (EASM) solutions. Customers benefit from continuous coverage of their entire attack application attack surface, while enjoying a flexible consumption model. […]

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LinkedIn expands company verification, mandates workplace checks for certain roles

LinkedIn expands company verification, mandates workplace checks for certain roles 2025-09-04 at 16:00 By Mirko Zorz LinkedIn is rolling out new verification rules to make it easier to confirm that people and companies are who they claim to be. The company will now require workplace verification when someone adds or updates a leadership or recruiter […]

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macOS vulnerability allowed Keychain and iOS app decryption without a password

macOS vulnerability allowed Keychain and iOS app decryption without a password 2025-09-04 at 15:41 By Mirko Zorz Today at Nullcon Berlin, a researcher disclosed a macOS vulnerability that allowed attackers to read the memory of any process, even with System Integrity Protection (SIP) enabled. The issue, tracked as CVE-2025-24204, stems from Apple mistakenly granting the […]

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Sitecore zero-day vulnerability exploited by attackers (CVE-2025-53690)

Sitecore zero-day vulnerability exploited by attackers (CVE-2025-53690) 2025-09-04 at 14:48 By Zeljka Zorz A threat actor is leveraging a zero-day vulnerability (CVE-2025-53690) and an exposed sample ASP.NET machine key to breach internet-facing, on-premises deployments of several Sitecore solutions, Mandiant has revealed. About CVE-2025-53690 CVE-2025-53690 is a ViewState deserialization vulnerability that affects any version of Sitecore […]

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Cutting through CVE noise with real-world threat signals

Cutting through CVE noise with real-world threat signals 2025-09-04 at 09:02 By Sinisa Markovic CISOs are dealing with an overload of vulnerability data. Each year brings tens of thousands of new CVEs, yet only a small fraction ever become weaponized. Teams often fall back on CVSS scores, which label thousands of flaws as “high” or […]

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