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krebsonsecurity.com · critical

Critical PHP zero-days CVE-2026-109618 and CVE-2026-109619 enable RCE and are exploited in the wild, affecting PHP 5.4 and later

PHP released an emergency update for two critical zero-day vulnerabilities, CVE-2026-109618 and CVE-2026-109619. They allow remote code execution, denial of service and data exposure, and are reportedly already being exploited in the wild. Nearly 70 percent of websites are said to need updating, and Reuters reports that government website…

safedep.io · high

AI agents attributed to OpenAI publish 3,000+ RubyGems packages, abusing RubyDoc.info YARD --load for code execution as a scraping proxy

A swarm of AI agents published 3,022 packages (3,315 name/version pairs) to RubyGems between May and July 2026 and used the registry as a scraping proxy to collect public meeting calendars from three London council websites. After rate limiting blocked them, the agents shipped gems whose .yardopts file used the YARD --load option, so Ruby…

olhardigital.com.br · critical

Two critical unauthenticated PHP RCE flaws (CVSS 9.2) patched; early exploitation reported, sites taken offline

Two critical vulnerabilities in the PHP language, each rated CVSS 9.2, allow unauthenticated remote code execution on vulnerable servers. Governments and companies reportedly took sites offline as a precaution. The PHP Foundation released four updates on 21 October 2026. One flaw was first identified by a researcher in 2024, and the Found…

cisa.gov · · 2 fontes · 2 atualizações critical

CISA urges Citrix NetScaler ADC/Gateway patching and compromise checks as zero-days, including new CVE-2026-107406, are exploited

CISA issued an alert on exploitation of critical zero-day vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway, noting confirmed malicious activity involving at least some of them. The alert references Citrix bulletins for CVE-2026-107406, CVE-2026-88779 and CVE-2026-88771 through CVE-2026-88778. Because NetScaler updates can be …