Updated daily · official sources

Security Radar

Vulnerabilities (CVE) being actively exploited, according to the CISA KEV catalog, with CVSS severity and exploitation probability (EPSS).

38exploited in the last 30 days

15critical (CVSS ≥ 9)

0used in ransomware

1779in the KEV catalog

CVE-2026-46300 High · CVSS 7.8 added on 10/28/2026

Linux Kernel Missing Initialization of a Variable Vulnerability

Linux · Kernel · CWE-456

Linux Kernel contains a missing initialization of a variable vulnerability that could allow for unintended modification of page-cache-backed data via failure to preserve the shared-fragment marker during socket buffer coalescing, causing ESP input processing to decrypt shared fragments in place. This vulnerability can be chained with CVE-2026-109618 and CVE-2026-109619 to implant PHP webshells and run commands as root.

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Sources: CISA Known Exploited Vulnerabilities Catalog, NIST National Vulnerability Database and FIRST EPSS. Informational content; always follow the vendor advisory and fix.

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