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KrebsOnSecurity.com celebrates its 16th anniversary today! A huge "thank you" to all of our readers -- newcomers, long-timers and drive-by critics alike. Your engagement this past year here has been tremendous and truly a salve on a handful of dark days. Happily, comeuppance was a strong theme running through our coverage in 2025, with a primary focus on entities that enabled complex and globally-dispersed cybercrime services.
Last week’s cyber news in 2025 was not about one big incident. It was about many small cracks opening at the same time. Tools people trust every day behave in unexpected ways. Old flaws resurfaced. New ones were used almost immediately. A common theme ran through it all in 2025. Attackers moved faster than fixes. Access meant for work, updates, or support kept getting abused. And damage did not
From university breaches to cyberattacks that shut down whole supply chains, these were the worst cybersecurity incidents of the year.
Privacy may be dead, but civilians are turning conventional wisdom on its head by surveilling the cops as much as the cops surveil them.
A recently disclosed security vulnerability in MongoDB has come under active exploitation in the wild, with over 87,000 potentially susceptible instances identified across the world. The vulnerability in question is CVE-2025-14847 (CVSS score: 8.7), which allows an unauthenticated attacker to remotely leak sensitive data from the MongoDB server memory. It has been codenamed MongoBleed. "A flaw
Cybersecurity researchers have disclosed details of what has been described as a "sustained and targeted" spear-phishing campaign that has published over two dozen packages to the npm registry to facilitate credential theft. The activity, which involved uploading 27 npm packages from six different npm aliases, has primarily targeted sales and commercial personnel at critical
In December 2024, the popular Ultralytics AI library was compromised, installing malicious code that hijacked system resources for cryptocurrency mining. In August 2025, malicious Nx packages leaked 2,349 GitHub, cloud, and AI credentials. Throughout 2024, ChatGPT vulnerabilities allowed unauthorized extraction of user data from AI memory. The result: 23.77 million secrets were leaked through AI
A high-severity security flaw has been disclosed in MongoDB that could allow unauthenticated users to read uninitialized heap memory. The vulnerability, tracked as CVE-2025-14847 (CVSS score: 8.7), has been described as a case of improper handling of length parameter inconsistency, which arises when a program fails to appropriately tackle scenarios where a length field is inconsistent with the
Trust Wallet is urging users to update its Google Chrome extension to the latest version following what it described as a "security incident" that led to the loss of approximately $7 million. The issue, the multi‑chain, non‑custodial cryptocurrency wallet service said, impacts version 2.68. The extension has about one million users, according to the Chrome Web Store listing. Users are advised to
A China-linked advanced persistent threat (APT) group has been attributed to a highly-targeted cyber espionage campaign in which the adversary poisoned Domain Name System (DNS) requests to deliver its signature MgBot backdoor in attacks targeting victims in Türkiye, China, and India. The activity, Kaspersky said, was observed between November 2022 and November 2024. It has been linked to a