CVE-2021-44228

Vendor

PHP, Microsoft

Product

PHP

CVSS v4.0

9.2

EPSS

0.16 (p97)

Exposure class

Web platform

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 79
   Tenable research Tenable 2d ago

   php2shell one week later: Why one exploit doesn’t work everywhere

   php2shell raised fears of mass exploitation. A week of testing by our research team found that working exploits had to be fitted to each target’s exact PHP setup. Systems that share one build, such as network appliances, are the…

   Exploited CVSS 9.2 EPSS 0.16 Fix available CVE-2026-109618CVE-2026-109619CVE-2021-44228+1 more PHP
2. 36
   Talos research Talos 11d ago

   There's only so much code: the rise in vulnerability numbers

   The September Microsoft Patch Tuesday release included 975 vulnerability advisories. This month, 1,415 vulnerabilities were just dropped. Compared to a pre-June average of 100 a month, that increase is staggering. Where did they…

   EPSS 1.00 Fix available CVE-2021-44228 Microsoft
3. 31
   Research Insikt Group 19d ago

   September 2026 CVE Landscape

   In September 2026, Insikt Group® identified 94 high-impact vulnerabilities that should be prioritized for remediation, 59 of which had a Very Critical Recorded Future Risk Score. This represents a 29% increase from last month.

   EPSS 1.00 CVE-2026-88771CVE-2026-88772CVE-2026-35273+57 more