How severe is CVE-2026-24288?

CVE-2026-24288 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-24288 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24288?

CVE-2026-24288 primarily affects Microsoft Windows 10 21h2. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-24288?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-24288 have an EU (EUVD) identifier?

Yes. CVE-2026-24288 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10608.

When was CVE-2026-24288 published?

CVE-2026-24288 was published on 2026-03-10 and last updated on 2026-06-17.

CVE-2026-24288

CVE-2026-24288 is a medium-severity vulnerability in Microsoft Windows 10 21h2 with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10608
Weakness: CWE-122
Affected product: Microsoft Windows 10 21h2
Published: 2026-03-10
Last modified: 2026-06-17

Description

Heap-based buffer overflow in Windows Mobile Broadband allows an unauthorized attacker to execute code with a physical attack.

Frequently asked questions

What is CVE-2026-24288?: Heap-based buffer overflow in Windows Mobile Broadband allows an unauthorized attacker to execute code with a physical attack.
How severe is CVE-2026-24288?: CVE-2026-24288 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-24288 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24288?: CVE-2026-24288 primarily affects Microsoft Windows 10 21h2. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-24288?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-24288 have an EU (EUVD) identifier?: Yes. CVE-2026-24288 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10608.
When was CVE-2026-24288 published?: CVE-2026-24288 was published on 2026-03-10 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24288

Affected products (6)

cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*

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