Microsoft June 2026 Patch Tuesday, (Tue, Jun 9th)

2026-06-09T19:23:47Z4f9c0abf5a8d82189f9b85187ca34a2b8c6042f151104fb734ad84d760f1f2ca
api-exposurechromiumcriticaledgemalicious-msimicrosoftmini-shai-huludpatch-tuesdaysteganographysupply-chainswagger.jsonteampcpvulnerabilities

What happened

SANS ISC feed (June 3–9, 2026) highlights Microsoft June 2026 Patch Tuesday (204 CVEs, 38 rated critical, three previously disclosed; Microsoft also merged ~360 Chromium vulnerabilities into Edge; six issues affect cloud-only services requiring no user action). Ongoing TeamPCP supply-chain campaign activity continues through 2026-06-07, with the Mini Shai-Hulud framework publicly available and wider attacker adoption (US government now tracking). Reports also note renewed use of steganographic/embedded payloads (MSI-branded payload hidden in JPEGs delivered via WeTransfer) and continued scans/

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
sans_isc_diary
Record identifier
4f9c0abf5a8d82189f9b85187ca34a2b8c6042f151104fb734ad84d760f1f2ca
Enrichment time
2026-06-09T19:23:47Z
AI-assisted enrichment
Yes

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