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Attributed metadata history

REPORTPUBLIC METADATA

Exploiting SharePoint: CVE-2026-55040 and CVE-2026-63520 RCE Chain

Building a complete SharePoint exploit chain to get unauthenticated RCE via unsafe .NET type instantiation.

Reference details

Source category
Research & news
Report title
Exploiting SharePoint: CVE-2026-55040 and CVE-2026-63520 RCE Chain
First reported
Aug 24, 2026 00:00 UTC
Last reported
Aug 24, 2026 00:00 UTC
Catalog updated
Oct 08, 2026 03:54 UTC
Record ID
5ffa107a25972930c48b469702ee32d31ae47e7a407c5cebb70609415543d148

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_dd4a4c98d64bc46b3f

Source-provided label
Not reported
Evidence class
mentioned in report
Confidence
Not reported
Observed
Aug 24, 2026 00:00 UTC
Retrieved
Oct 08, 2026 03:54 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_dd4a4c98d64bc46b3fCollection 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.