General Cyber News via Ars Technica Risk Assessment

Claude published malicious code to the Internet and attacked 3 real companies

Had the hacks used conventional methods, someone would likely go to prison.
Publish Date: 7/31/2026
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Max-severity Exchange server flaw under active exploitation by Kremlin hackers

Exploits can give persistent server access that survives credential rotation and disk re-imaging.
Publish Date: 7/30/2026
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Mythos attack on 3rd-round PQC algorithm candidate puts it out of commission

HAWK withstood years of testing that had yet to uncover a fatal weakness found through Mythos.
Publish Date: 7/29/2026
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We now have a better understanding how OpenAI hacked into Hugging Face

10 days passed from OpenAI models exploiting JFrog Artifactory 0-day to release of a patch.
Publish Date: 7/28/2026
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Microsoft unveils AI security tools it says outperform competing platforms

Microsoft says tools cost less than competing ones and outperform them, too.
Publish Date: 7/27/2026
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TreeSize won't renew perpetual-license support unless users subscribe

"Current economic conditions" have shifted TreeSize's business model.
Publish Date: 7/21/2026
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HP fined 1.4 billion rupees for “cartelization” of ink cartridges, toner, PCs

Resellers threatened to ditch HP printing supplies for counterfeits.
Publish Date: 7/16/2026
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Now, even Russia's most elite hackers are using Clickfix to infect devices

The social-engineering technique has primarily been a tool of financially motivated criminals.
Publish Date: 7/16/2026
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Energy IPOs surge as investors hunt for ways to play AI boom

Companies coming to market are raising money at fastest pace this century.
Publish Date: 7/16/2026
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Sheetz is quitting VMware, migrating 11,000 virtual machines

The convenience store chain will use StorMagic instead.
Publish Date: 7/15/2026
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Windows 0-day drops the same day Microsoft releases record number of patches

HiveLegacy is a "powerful primitive" that's likely capable of other nefarious actions.
Publish Date: 7/15/2026
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Microsoft’s Secure Boot has been broken for a decade and no one noticed until now

Old and forgotten "shims" Microsoft failed to revoke have made Secure Boot bypasses simple.
Publish Date: 7/14/2026
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The US government warns that Russia state hackers are coming after your router

With residential proxies all the rage, CISA urges router users to be vigilant.
Publish Date: 7/13/2026
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Now, defenders are embracing the prompt injection, too

"Context bombing" tricks hacking agents into shutting down before they can do harm.
Publish Date: 7/13/2026
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Patch for Windows Defender 0-day could allow attackers to fill hard disk

The feud between NightmareEclipse and Microsoft shows no signs of resolving soon.
Publish Date: 7/9/2026
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Allstate accuses Broadcom of auditing it because it quit VMware, CA

Broadcom accuses Allstate of dodging VMware audits.
Publish Date: 7/9/2026
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Google pays $250K for Linux vulnerability allowing guest VM escapes

Both vulnerabilities allow untrusted users to gain root privileges.
Publish Date: 7/8/2026
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Aussie gov't tells volunteers to throw out thousands of functioning test routers

But the devices could "easily be reflashed."
Publish Date: 7/8/2026
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US rare earths flow to Asia as domestic demand is slow to emerge

Miners backed by Trump admin sell to Japan, South Korea despite push to develop domestic supply chain.
Publish Date: 7/8/2026
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Hackers can use 9 of the most popular AI tools to assemble massive botnets

"HalluSquatting" weaponizes LLMs' inability to say "I don't know."
Publish Date: 7/8/2026
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