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CYBERSECURITY
Krebs on Security · CYBERSECURITY

Widespread PHP Flaw May Cause Many Site Outages Today

Expect to see quite a few websites serving "404" or "Page Not Found" errors today: Nearly 70 percent of websites need to update their core software to fix a pair of vulnerabilities that allow an attacker to seize full control over affected servers. Experts say there are working exploits for the flaws, and that these critical bugs are already being exploited in the wild.
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CYBERSECURITY
Rapid7 · CYBERSECURITY

CVE-2026-109618 and CVE-2026-109619: Critical Unauthenticated Remote Code Execution in PHP

Overview On October 21, 2026, the PHP project announced security releases for two critical vulnerabilities in PHP. CVE-2026-109618 can corrupt memory during out-of-memory (OOM) handling, while CVE-2026-109619 is a use-after-free flaw involving state retained between requests. Both have a CVSSv4 score of 9.2 and both can allow for unauthenticated remote code execution (RCE) with the web worker's privileges. CVE CVSSv4 Description CVE-2026-109618 9.2 (Critical) RCE via OOM corruption CVE-2026-1096
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CYBERSECURITY
The Hacker News · CYBERSECURITY

Hackers Hijack Five OVHcloud CLI Releases to Distribute Secret-Stealing Malware

An attacker used a contributor's GitHub account to replace the download archives on five existing releases of OVHcloud's command-line tool on Monday, October 19. The account had been hijacked, and the new files were a build designed to steal secrets stored on the disk of any machine that runs it, the cloud provider says. They were live on GitHub for up to 94 minutes, from 12:47 to 14:21 UTC,
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