Patch tracker / CVE reference / CVE-2026-24288
CVE-2026-24288
Updated July 21, 2026. Data refreshed on every build from MSRC, CISA KEV, and FIRST EPSS.
High severity Microsoft vulnerability, CVSS 8.8. Fixed by 1 Microsoft security update.
All about CVE-2026-24288: the Senserva AI read, whether it is exploited, the official patches, its change history, and the questions admins ask.
CVE-2026-24288 is a high severity Microsoft vulnerability with a CVSS score of 8.8. Microsoft has shipped the fix: deploy the update below from the Microsoft Update Catalog, and see where this CVE sits against the rest on the patch tracker.
Risk summary
Senserva provides Three Free Unlimited Audits, including all tenants and full Claude MCP.Start my Audit
Senserva AI Opinion for CVE-2026-24288
This is a remote code execution bug in the Windows Mobile Broadband Driver, the component handling cellular modem connections, on Windows 10 21H2 across 32-bit, ARM64, and x64 builds. Mobile broadband RCE bugs matter most for laptops and tablets with built-in cellular modems, a smaller but real slice of the fleet.
Do this: Patch laptops and devices with cellular modems running Windows 10 21H2; desktops without mobile broadband hardware carry less practical exposure.
AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2026-24288
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Full tracking and change history for CVE-2026-24288
Published and last-revised dates are authoritative, from Microsoft MSRC (or the CISA KEV date-added). Senserva additionally records day-to-day changes from 2026-07-07, refreshed several times a day; the change count reflects that forward-only tracking.
Exploitation and severity
Not in the CISA KEV catalog. EPSS exploit probability 4.5%. CVSS 8.8 (High).
This CVE is among the lower half of tracked Microsoft CVEs by EPSS exploit probability.
Official patch(es) for CVE-2026-24288
Moderate priority: schedule it in your normal patch cycle. In Intune or Defender, confirm whether the fixing update KB5078885 are installed across the affected products. Senserva does this automatically across your tenant and flags every missing patch.
Apply the Microsoft security update below to fix CVE-2026-24288. Each KB page carries the Microsoft Update Catalog download, Microsoft's known issues for the update, a copy-paste PowerShell check for whether it is installed, and the Senserva AI read.
Affected products
Common questions about CVE-2026-24288
Is CVE-2026-24288 actively exploited?
It is not currently listed in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score puts the probability of exploitation in the next 30 days at 4.5%.
What patch fixes CVE-2026-24288?
Microsoft fixed CVE-2026-24288 in KB5078885. Download from the Microsoft Update Catalog, or let Intune, Windows Update, or WSUS deliver it.
Which products are affected by CVE-2026-24288?
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows 10 Version 21H2 for 32-bit Systems.
Can I ask my own AI about CVE-2026-24288?
Yes. This page includes a free, ready-to-paste AI prompt containing CVE-2026-24288's key facts: severity, CVSS, EPSS exploit probability, CISA KEV status, and the fixing KB. Copy it into Claude, ChatGPT, or Copilot for a triage plan; the data is refreshed three times a day (5 AM, 12:30 PM, and 7 PM US Central).
Fixed by the same update
If you are patching CVE-2026-24288, the same update also fixes these:
Authoritative references
Want every Microsoft CVE and the patches that fix it, ranked by real-world risk? See the Microsoft Patch Tracker.
