Patch tracker / KB5040426
KB5040426: Windows 10 for 32-bit Systems Security Update (July 2024)
KB5040426 is a High security update for Windows 10 for 32-bit Systems, released 2024-07-09. It closes 1 CVE with a maximum CVSS of 7.5. At least one of them is actively exploited (CISA KEV), so this is a deploy-first update. The most likely of them to be attacked is CVE-2024-38112, which FIRST.org rates at 84% probability of exploitation in the next 30 days.
Update summary
Fixes 1 CVE. At least one is actively exploited (CISA KEV). Most severe CVSS 7.5 (High). EPSS exploit probability up to 84%. Among the top 5% of tracked Microsoft updates by EPSS exploit probability.
Released July 9, 2024 for Windows 10 Version 22H2 x64, Windows 11 Version 23H2 x64, and Windows 10 32-bit systems, this update fixes CVE-2024-38112, a High severity, CVSS 7.5 vulnerability with an 84 percent EPSS score and confirmed CISA KEV status, though no ransomware link is recorded. A near-maximum exploitation probability on a confirmed-exploited bug makes this worth confirming even a year later on any system that missed it.
Do this: Audit Windows 10 22H2, Windows 11 23H2, and Windows 10 32-bit systems for this update and remediate any that missed the July 2024 cycle.
AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for KB5040426
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Full tracking and change history for KB5040426
- Released
- 2024-07-09
- Last changed
- 2024-07-09
- Changes tracked
- 1
Senserva began recording day-to-day change history on 2026-07-07, and refreshes it several times a day. Release dates are historical where Microsoft publishes them; revision history is tracked from that date forward, so it does not include changes made before then.
Check if KB5040426 is installed
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CVEs fixed by this update
Sorted exploited-first, then by CVSS. Every CVE links to its Senserva page with the full risk facts, references, and a ready-to-paste AI prompt.
| CVE | Severity | CVSS | EPSS | Exploited |
|---|---|---|---|---|
| CVE-2024-38112 | High | 7.5 | 84% | KEV |
Scope and sources
- Affected products
- Also released in July 2024
KB5002606
4 CVEs · High · exploitedKB5002615
4 CVEs · High · exploitedKB5002618
4 CVEs · High · exploitedKB5002620
2 CVEs · HighKB5040711
1 CVE · HighKB5040712
1 CVE · HighKB5040936
38 CVEs · HighKB5040939
38 CVEs · HighThe full month, summarized: Microsoft Patch Tuesday.
- Authoritative references
See this and every Microsoft update ranked by real-world risk on the Microsoft Patch Tracker.