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Attributed metadata history

REPORTPUBLIC METADATA

Patch Tuesday - September 2026

Microsoft is publishing 974 own-product vulnerabilities on September 2026 Patch Tuesday, including 723 vulnerabilities in Windows. Along with Microsoft fixes for 25 non-Microsoft CVEs, that brings the total number of vulnerabilities on the table today to 999. Whether this is the biggest Patch Tuesday ever depends on how we count, but this is by far the most CVEs that Microsoft has ever published i

Reference details

Source category
Research & news
Report title
Patch Tuesday - September 2026
First reported
Sep 08, 2026 21:44 UTC
Last reported
Sep 08, 2026 21:44 UTC
Catalog updated
Oct 08, 2026 03:49 UTC
Record ID
cf05632f9bc8209cda29941bad0d57c231e78228fb0f1a973d1eb1cb09c0cfe8

CVEs mentioned by sources

Published indicators

Network indicators are visibly defanged. This page does not make them clickable or send them to another service.

No validated file hashes or network indicators are stored for this record.

Source observations

src_2dcfd086714def6364

Source-provided label
Not reported
Evidence class
mentioned in report
Confidence
Not reported
Observed
Sep 08, 2026 21:44 UTC
Retrieved
Oct 08, 2026 03:49 UTC

This record contains metadata and attribution only. It does not host, download, unpack, render, or execute malware samples.

Feed collection status

Sources represented on this page. Publication and observation dates describe the content; successful batch dates describe local collection. A recent batch does not certify complete coverage or current provider availability.

1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.

Review source update dates and status
  • src_2dcfd086714def6364Collection status unverifiedLast successful batch: Unverified

Stale means older than twice the recorded collection interval, with a minimum of one hour; without an interval, the threshold is 24 hours. Cached content remains available while a feed is stale, paused, or unverified.