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Public security advisories

GTP Security Intelligence

Current vulnerabilities, known exploitation, Microsoft security updates, and practical guidance from Griffin Technology Partners.

Primary sources

Microsoft Security Response Center
CISA Known Exploited Vulnerabilities

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Known exploited500Public exploitation evidenceCritical589Highest vendor severityHigh severity2,780Includes MSRC ImportantRecently updated260Updated or KEV-added in 7 days

Vulnerability intelligence

Security bulletins

Last collection: October 15, 2026
Six-hour refresh · Public-source information only

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7,893 bulletins · Page 99 of 329

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Medium
CVE-2026-53220Microsoft

netfilter: revalidate bridge ports

Review the authoritative advisory for the vulnerability description and applicability.

CVSS
5.5
Update availability
Security update available

Affected: azl3 kernel 6.6.141.1-1 on Azure Linux 3.0 · azl3 kernel 6.6.143.1-1 on Azure Linux 3.0 · +4 more

Updated

View technical details for CVE-2026-53220MSRC
Critical
CVE-2026-53009Microsoft

ice: fix double-free of tx_buf skb

Review the authoritative advisory for the vulnerability description and applicability.

CVSS
9.8
Update availability
Security update available

Affected: azl3 kernel 6.6.143.1-1 on Azure Linux 3.0 · azl3 kernel 6.6.144.1-1 on Azure Linux 3.0 · +3 more

Updated

View technical details for CVE-2026-53009MSRC

Sources & coverage

The collection starts with 90 days of Microsoft updates and CISA additions, plus older Microsoft vulnerabilities still listed by CISA. Older entries do not imply that a product remains supported. Counts describe this collection, not every vulnerability or any customer environment.

Microsoft Security Response Center (opens in a new tab)

Last successful check: October 13, 2026

CISA Known Exploited Vulnerabilities (opens in a new tab)

Last successful check: October 15, 2026

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Security bulletins are provided for informational purposes and compiled from authoritative public sources. Vulnerability applicability varies by environment. Validate affected products, configuration, compatibility requirements, and vendor guidance before making production changes.