Microsoft Patches a Record 570 Security Flaws

2026-07-18T13:23:27Z6103c859c15ded4668c00d64d7bd7359adf506759640648dc03822f3458ac023
account-takeoverai-assisted discoveryai-support-botalarumaws-govcloudbotnetcisacredential-leakfbi-seizurefraudulent-startupgithubinstagramlaw-enforcementmetamicrosoftnetherlandsnetnutpatchespoparansomwareresidential-proxyscattered-spiderserver-seizurethe-gentlemenvulnerabilities

What happened

June–July 2026 KrebsOnSecurity roundup: Microsoft released record-setting Patch Tuesday updates (570 flaws in July; ~200 in June), driven in part by AI-assisted vulnerability research and including numerous critical bugs and publicly available exploits. CISA disclosed a GitHub leak where a contractor exposed dozens of internal credentials (including AWS GovCloud keys) for months. Multiple stories connect the Popa Android botnet and a large residential-proxy provider (NetNut/Alarum) to widespread abuse; the FBI seized hundreds of associated domains and disrupted infrastructure. Law enforcement:

Why it matters

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

Evidence and limitations

Source ID
krebs_on_security
Record identifier
6103c859c15ded4668c00d64d7bd7359adf506759640648dc03822f3458ac023
Enrichment time
2026-07-18T13:23:27Z
AI-assisted enrichment
Yes

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Record · Microsoft Patches a Record 570 Security Flaws · Baitaphish