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2 IOCs

Critical PHP Vulnerability (CVE-2026-109618, CVE-2026-109619) [infocon yellow], (Wed, Oct 21st)

SANS Internet Storm Center
SANS Internet Storm Center
Published October 21, 2026Original Report

Excerpt

PHP.net announced that it will release a critical update today. We decided to change the infoCon to YELLOW due to the widespread use of PHP, the expected severity of the flaw (CVSS 9.4), and the availability of early PoC exploits before the patch became available.  Various vendors have released bulletins listing products that must be patched for this vulnerability. For example: Cisco…

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Indicators of Compromise

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2 indicators

TypeIndicatorConfidenceScoreFirst Seen
CVECVE-2026-109618HighScore 83/100First seen
CVECVE-2026-109619HighScore 83/100First seen

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