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Microsoft Patch Tuesday

Latest MSRC monthly security bulletins plus Krebs's post-Patch-Tuesday roundups.

Recent coverage

bleepingcomputerMicrosoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days12 d ago
sansiscOctober 2026 Microsoft Patch Tuesday, (Tue, Oct 13th)12 d ago

Research

50

talos
There's only so much code: the rise in vulnerability numbers
Frontier AI models (like Mythos) are rapidly mining decades of technical debt across ubiquitous legacy libraries, driving monthly Microsoft Patch Tuesday vulnerability advisories up more than tenfold (reaching 1,415 this month). This volume
CVE-2021-44228
5 d ago
tenable
Microsoft's October 2026 Patch Tuesday addresses 1407 CVEs (CVE-2026-96951)
69 Critical 1337 Important 0 Moderate 1 Low Microsoft addresses 1407 CVEs in the tenth

krebsA Record-Breaking Patch Tuesday for June 20262026-06-09

bleepingcomputerMicrosoft June 2026 Patch Tuesday fixes 6 zero-days, 200 flaws2026-06-09

CVE-2026-111497 — Google: CVE-2026-111497 Buffer overflow vulnerability in the Brotli deco CVE-2026-98462 — Bluetooth: hci_conn: fix CIS hold ownership on reuse CVE-2026-98628 — bpf: Make post-verification instruction rewrites killable CVE-2026-98640 — HID: amd_sfh: Validate PCI BAR size before mapping CVE-2026-98590 — bpf: Fix bpf_sock context code generation CVE-2026-98476 — s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()

Microsoft advisory feed

Patch

Tuesday

of 2026, marking the second consecutive month to reset the bar as the largest

Patch

Tuesday

release. This month's updates inclu

CVE-2026-96951 · CVE-2026-21510

12 d ago

Patch Tuesday - October 2026

Microsoft is publishing 1,413 own-product vulnerabilities on October 2026 Patch Tuesday , including 1,102 vulnerabilities in Windows. Anyone who enjoyed last month's record-setting Patch Tuesday will love the October 2026 edition, because i

CVE-2026-96951 · CVE-2026-108398 · CVE-2026-70242 · CVE-2026-97749 · CVE-2026-97016

Microsoft Patch Tuesday for October 2026 - Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for October 2026, which includes 1415 vulnerabilities affecting a range of products, including 85 that Microsoft marked as "critical." Microsoft notes that 1 of the vulnerabilities disclose

CVE-2026-96951 · CVE-2026-70229 · CVE-2026-70571 · CVE-2026-105733 · CVE-2026-102214

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

October 2026 Patch Tuesday: 1,413 CVEs Include Three Zero-Days and 75 Critical Vulnerabilities

3 lessons from frontier AI vulnerability research

In this article Shift 1. From frontier capability to scale Shift 2. From token consumption to reasoning economics Shift 3. Validation and remediation as a continuous learning loop Transferring security research to help open source projects

CISO perspectives on managing vulnerability risks in the age of AI

Most of what has been written about AI and vulnerability management focuses on speed: how much faster frontier AI models can scan code, find weaknesses, design patches, and build exploits than any human team. That part is true, and it matte

CISO perspectives on managing vulnerability risks in the age of AI

Most of what has been written about AI and vulnerability management focuses on speed: how much faster frontier AI models can scan code, find weaknesses, design patches, and build exploits than any human team. That part is true, and it matte

Microsoft's September 2026 Patch Tuesday addresses 964 CVEs (CVE-2026-81963, CVE-2026-85880)

104 Critical 860 Important 0 Moderate 0 Low Microsoft addresses 964 CVEs, smashing July's release as the largest Patch Tuesday release. This month's updates include patches for two zero-days that were exploited in the wild. Mi

CVE-2026-81963 · CVE-2026-85880

Microsoft Patch Tuesday for June 2026 - Snort rules and prominent vulnerabilities

Microsoft has released its monthly security update for June 2026, which includes 206 vulnerabilities affecting a range of products, including 32 that Microsoft marked as "critical". Out of 32 "critical" entries, 28 are remote code execution

CVE-2026-42985 · CVE-2026-47291 · CVE-2026-44803 · CVE-2026-44812 · CVE-2026-42992

Patch Tuesday - June 2026

Microsoft is publishing 200 vulnerabilities on June 2026 Patch Tuesday . Microsoft is not aware of exploitation in the wild for any of these vulnerabilities, and is aware of public disclosure for three. This is similar to last month's Patch

CVE-2026-33825 · CVE-2026-45585 · CVE-2026-45498 · CVE-2026-41091

Microsoft's June 2026 Patch Tuesday Addresses 198 CVEs ( CVE-2026-49160, CVE-2026-50507)

32 Critical 166 Important 0 Moderate 0 Low Microsoft addresses 198 CVEs in the largest Patch Tuesday release, including three zero-days. Microsoft patched 198 CVEs in its June 2026 Patch Tuesday release, with 32 rated critical

CVE-2026-49160 · CVE-2026-50507 · CVE-2025-10263 · CVE-2026-8863 · CVE-2025-24990

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days

June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-Days