Tag: data-breach
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Substack Confirms Data Breach, Limited User Data Compromised
Substack did not specify the number of users affected by the data breach First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/substack-confirms-data-breach/
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Flickr Notifies Users of Data Breach After External Partner Security Flaw
Flickr says a third-party email vendor flaw may have exposed user names, emails, IP data, and activity logs,… First seen on hackread.com Jump to article: hackread.com/flickr-data-breach-external-partner-security-flaw/
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Poland’s energy control systems were breached through exposed VPN access
On 29 December 2025, coordinated cyberattacks unfolded across Poland’s critical infrastructure, targeting energy and industrial organizations. The attackers struck numerous … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/02/06/poland-cyberattacks-energy-sector-industrial-organizations/
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FvncBot Targets Android Users, Exploiting Accessibility Services for Attacks
A previously undocumented Android banking trojan dubbed >>FvncBot.<< First observed in late 2025, this sophisticated malware disguises itself as a security application from mBank, a major Polish financial institution. Unlike many recent threats that recycle code from leaked sources like Ermac or Hook, FvncBot appears to be a completely new creation, demonstrating that threat actors…
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Flickr discloses potential data breach exposing users’ names, emails
Photo-sharing platform Flickr is notifying users of a potential data breach after a vulnerability at a third-party email service provider exposed their real names, email addresses, IP addresses, and account activity. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/flickr-discloses-potential-data-breach-exposing-users-names-emails/
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Substack Breach: 662,752 User Records Leaked on Cybercrime Forum
Substack confirms a breach after hacker accessed internal user records now circulating on crime forums, exposing emails, phone numbers, and account metadata. First seen on hackread.com Jump to article: hackread.com/substack-breach-user-records-leak-cybercrime-forum/
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Agentic AI Site ‘Moltbook’ Is Riddled With Security Risks
Someone used AI to build an entire Web platform, which then did something predictable and preventable: It exposed all its data through a publicly accessible API. First seen on darkreading.com Jump to article: www.darkreading.com/cyber-risk/agentic-ai-moltbook-security-risks
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Hacker claims theft of data from 700,000 Substack users; Company confirms breach
Substack confirmed a data breach after a hacker leaked data from nearly 700,000 users, including email addresses and phone numbers. Substack is an online platform for publishing email”‘based newsletters and blogs, with built”‘in paid subscriptions and basic analytics. It’s free to start; creators pay a fee on paid plans. In 2026 it’s estimated to serve…
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Cryptohack Roundup: Step Finance, CrossCurve Exploits
Also: US Sanctions UK-Registered Exchanges Over Iran Ties. This week, Step Finance and CrossCurve hacks, the United States sanctioned U.K.-registered exchanges over Iran ties, forfeiture finalization of funds linked to Helix, Coinbase data breach, 2025’s illicit crypto flows and a UK regulator banned Coinbase ads. First seen on govinfosecurity.com Jump to article: www.govinfosecurity.com/cryptohack-roundup-step-finance-crosscurve-exploits-a-30685
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Substack warns customers of data breach following hacker’s dark web claims
Customers of the newsletter platform Substack were notified on Wednesday of a breach, following a hacker’s claims on the dark web of a trove of stolen data. First seen on therecord.media Jump to article: therecord.media/substack-data-breach-notification
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Data breach at govtech giant Conduent balloons, affecting millions more Americans
The ransomware attack at Conduent allowed hackers to steal a “significant number of individuals’ personal information” from the govtech giant’s systems. Conduent handles personal and health data of more than 100 million people across America. First seen on techcrunch.com Jump to article: techcrunch.com/2026/02/05/data-breach-at-govtech-giant-conduent-balloons-affecting-millions-more-americans/
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Substack confirms data breach affects users’ email addresses and phone numbers
Substack said that customer data was accessed in October 2025, but wasn’t discovered until early February. First seen on techcrunch.com Jump to article: techcrunch.com/2026/02/05/substack-confirms-data-breach-affecting-email-addresses-and-phone-numbers/
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Newsletter platform Substack notifies users of data breach
Newsletter platform Substack is notifying users of a data breach after attackers stole their email addresses and phone numbers in October 2025. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/newsletter-platform-substack-notifies-users-of-data-breach/
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The silent security gap in enterprise AI adoption
Tags: access, ai, api, backup, breach, business, cloud, compliance, computer, computing, control, credentials, cryptography, data, data-breach, encryption, exploit, finance, group, healthcare, infrastructure, malicious, risk, service, technology, threat, toolInfoWorld explains in its analysis of why AI is all about inference now.This shift has happened quickly. In many organizations, AI systems have moved from pilot projects to core infrastructure in less than two years. Yet security architectures have not evolved at the same pace. The result is a widening gap between where sensitive data…
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Data breach at fintech firm Betterment exposes 1.4 million accounts
Hackers stole email addresses and other personal information from 1.4 million accounts after breaching the systems of automated investment platform Betterment in January. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/data-breach-at-fintech-firm-betterment-exposes-14-million-accounts/
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Harvard, UPenn Data Leaked in ShinyHunters Shakedown
Leaked Financial and Admissions Data Includes Contact Details for ‘Top Donors’. Harvard University has been named as a victim and doxed by hack-and-leak group ShinyHunters, apparently as a result of the cybercrime group’s ongoing live phishing attacks that often attempt to trick IT help desks into giving attackers direct access to a victim’s network and…
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LookOut: Discovering RCE and Internal Access on Looker (Google Cloud On-Prem)
Tenable Research discovered two novel vulnerabilities in Google Looker that could allow an attacker to completely compromise a Looker instance. Google moved swiftly to patch these issues. Organizations running Looker on-prem should verify they have upgraded to the patched versions. Key takeaways Two novel vulnerabilities: Tenable Research discovered a remote code execution (RCE) chain via…
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The Double-Edged Sword of Non-Human Identities
Leaked non-human identities like API keys and tokens are becoming a major breach driver in cloud environments. Flare shows how exposed machine credentials quietly grant attackers long-term access to enterprise systems. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/the-double-edged-sword-of-non-human-identities/
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Big Breach or Smooth Sailing? Mexican Gov’t Faces Leak Allegations
A hacktivist group claims a 2.3-terabyte data breach exposes the information of 36 million Mexicans, but no sensitive accounts are at risk, says government. First seen on darkreading.com Jump to article: www.darkreading.com/cyberattacks-data-breaches/big-breach-or-nada-de-nada-mexican-govt-faces-leak-allegations
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New AI-Powered Threat Allows Hackers to Gain AWS Admin Access in Minutes
A highly sophisticated offensive cloud operation targeting an AWS environment.The attack was notable for its extreme speed taking less than 10 minutes to go from initial entry to full administrative control and its heavy reliance on AI automation. The threat actor initiated the attack by discovering valid credentials left exposed in public Simple Storage Service…
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Big Breach or Nada de Nada? Mexican Gov’t Faces Leak Allegations
A hacktivist group claims a 2.3-terabyte data breach exposes the information of 36 million Mexicans, but no sensitive accounts are at risk, says government. First seen on darkreading.com Jump to article: www.darkreading.com/cyberattacks-data-breaches/big-breach-or-nada-de-nada-mexican-govt-faces-leak-allegations
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Russian hackers exploited a critical Office bug within days of disclosure
One campaign, two infection paths: ZScaler found that exploitation of CVE-2026-21509 did not lead to a single uniform payload. Instead, the initial RTF-based exploit branched into two distinct infection paths, each serving a different operational purpose. The choice of dropper reportedly determined whether the attackers prioritized near-term intelligence collection or longer-term access to compromised systems.In…
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Coinbase confirms insider breach linked to leaked support tool screenshots
Coinbase has confirmed an insider breach after a contractor improperly accessed the data of approximately thirty customers, which BleepingComputer has learned is a new incident that occurred in December. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/coinbase-confirms-insider-breach-linked-to-leaked-support-tool-screenshots/
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Universal £7,500 payout offered to PSNI staff over major data breach
Affected police officers squeezed mental health services, relocated over safety fears First seen on theregister.com Jump to article: www.theregister.com/2026/02/04/psni_breach_compensation/
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Exposed AWS Credentials Lead to AI-Assisted Cloud Breach in 8 Minutes
Researchers recently tracked a high-speed cloud attack where an intruder gained full admin access in just eight minutes. Discover how AI automation and a simple storage error led to a major security breach. First seen on hackread.com Jump to article: hackread.com/8-minute-takeover-ai-hijack-cloud-access/
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Threat Actors Conduct Widespread Scanning for Exposed Citrix NetScaler Login Pages
A coordinated reconnaissance campaign targeting Citrix ADC (NetScaler) Gateway infrastructure worldwide. The operation used over 63,000 residential proxy IPs and AWS cloud infrastructure to map login panels and enumerate software versions, a clear indicator of pre-exploitation preparation. The scanning activity generated 111,834 sessions from more than 63,000 unique IP addresses, with 79% of traffic specifically…
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TAMECAT Exposed: APT42’s Fileless Backdoor Targets Defense Chiefs
The post TAMECAT Exposed: APT42’s Fileless Backdoor Targets Defense Chiefs appeared first on Daily CyberSecurity. First seen on securityonline.info Jump to article: securityonline.info/tamecat-exposed-apt42s-fileless-backdoor-targets-defense-chiefs/