Latest cybersecurity reporting from selected sources.

Malware Harvested Cloud Credentials, Source Code and Deployment TokensAttackers used a compromised npm publishing credential to release five malicious versions of Jscrambler's Code Integrity package, deploying a Rust-based infostealer that harvested developer, cloud and AI tool credentials while evolving its delivery methods to evade detection.

Also, YellowKey Gets CVE, 7-Eleven Breach, Linux Maintainers Warn on AI Bug SpamThis week, more incidents than we can list here. Among them: cloned Shai-Hulud malware, a new maximum CVSS Cisco flaw. Edge to stop loading passwords in plaintext. Tycoon 2FA offers a way around Microsoft multifactor. Convenience, taquitos and data breach: The 7-Eleven story. A MENA crackdown.

GitHub says the hackers who breached 3,800 internal repositories gained access via a malicious version of the Nx Console VS Code extension, compromised in last week's TanStack npm supply-chain attack. [...]

The Grafana data breach was caused by a single GitHub workflow token that slipped through the rotation process following the TanStack npm supply-chain attack last week. [...]

Grafana Labs, on May 19, 2026, said an investigation into its recent breach found no evidence of customer production systems or operations being compromised

OpenAI says two employees' devices were breached in the recent TanStack supply chain attack that impacted hundreds of npm and PyPI packages, causing the company to rotate code-signing certificates for its applications as a precaution. [...]

A threat actor known as UNC6426 leveraged keys stolen following the supply chain compromise of the nx npm package last year to completely breach a victim's cloud environment within a span of 72 hours

Also, Microsoft Badly Patches LNK Flaw, Australian Sentenced for 'Evil Twin' HackThis week, the React flaw, a belated Windows fix, Defense Secretary Pete Hegseth's Signal group posed operational risk, more North Korean npm packages. An Australian jailed for Wi-Fi "evil twin" crimes. The US FTC will send $15.3 million to Avast users. A London council said attackers stole data.

Malicious npm package targets AI security with misleading prompts, exploiting automated analysis

Also: npm Packages Infiltrated, FBI Issues Fraud Alert, Campbell's Soup Cans CISOThis week, a recently fixed Oracle flaw is being actively exploited, Shelly tackled Pro 4PM DoS bug, "Shai-Hulud 2.0" hit npm, the FBI warned of rising bank account takeover scams, regulators fined Comcast over a vendor breach, Iberia reported a supplier incident and Campbell's canned its CISO.

The security landscape now moves at a pace no patch cycle can match. Attackers aren’t waiting for quarterly updates or monthly fixes—they adapt within hours, blending fresh techniques with old, forgotten flaws to create new openings. A vulnerability closed yesterday can become the blueprint for tomorrow’s breach

In what's the latest instance of a software supply chain attack, unknown threat actors managed to compromise Toptal's GitHub organization account and leveraged that access to publish 10 malicious packages to the npm registry

Hackers compromised Toptal's GitHub organization account and used their access to publish ten malicious packages on the Node Package Manager (NPM) index. [...]

Also: FamousSparrow Is Back, Snowflake Hacker Agrees to ExtraditionThis week, Signal update, FamousSparrow is back, suspected Snowflake hacker agreed to U.S. extradition, train tickets sales hack in Ukraine, a patched Chrome zero-day, phishing targets SEO pros, DrayTek router outage, South African chicken producer attacked, and bad npm packages.

Also: German Prosecutors Charge Three Alleged Russian SaboteursThis week, MetLife denied a RansomHub cyberattack claim, RI Health System cyberattack update, npm package deployed Quasar RAT, Germany charges three with espionage for Russia, North Korea’s contagious interview campaign deployed new malware.

Crypto hardware wallet maker Ledger published a new version of its "@ledgerhq/connect-kit" npm module after unidentified threat actors pushed malicious code that led to the theft of more than $600,000 in virtual assets

GitHub revealed today that an attacker stole the login details of roughly 100,000 npm accounts during a mid-April security breach with the help of stolen OAuth app tokens issued to Heroku and Travis-CI. [...]

Cloud-based repository hosting service GitHub on Friday shared additional details into the theft of GitHub integration OAuth tokens last month, noting that the attacker was able to access internal NPM data and its customer information

Cloud-based repository hosting service GitHub on Friday revealed that it discovered evidence of an unnamed adversary capitalizing on stolen OAuth user tokens to unauthorizedly download private data from several organizations