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

2026-06-11T20:52:20Zfa99ec89f38c02f202e692dc7bbf015f48854839e754f9266eb809d829db39f4
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What happened

Tenable published multiple security updates and research items in late May–June 2026. Headline: Microsoft’s June 2026 Patch Tuesday is the largest ever—198 CVEs patched (32 critical, 166 important), including three zero-days and notable entries CVE-2026-49160 and CVE-2026-50507 (with two additional CVEs noted as already addressed by other CNAs: CVE-2025-10263, CVE-2026-8863). Other coverage: Oracle’s May 2026 CSPU (35 CVEs, 11 critical), a new npm supply-chain deception technique that inflates download counts to hide malicious packages, Tenable guidance on the US AI Executive Order and AI-era攻

Why it matters

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

Evidence and limitations

Source ID
tenable_blog
Record identifier
fa99ec89f38c02f202e692dc7bbf015f48854839e754f9266eb809d829db39f4
Enrichment time
2026-06-11T20:52:20Z
AI-assisted enrichment
Yes

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