How severe is CVE-2026-47635?

CVE-2026-47635 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-47635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-47635?

CVE-2026-47635 primarily affects Microsoft Office 2024. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-47635?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-47635 have an EU (EUVD) identifier?

Yes. CVE-2026-47635 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35508.

When was CVE-2026-47635 published?

CVE-2026-47635 was published on 2026-06-09 and last updated on 2026-06-17.

CVE-2026-47635

CVE-2026-47635 is a high-severity vulnerability in Microsoft Office 2024 with a CVSS 3.x base score of 8.4. 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: High (CVSS 3.x base score 8.4)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35508
Weakness: CWE-122
Affected product: Microsoft Office 2024
Published: 2026-06-09
Last modified: 2026-06-17

Description

Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.

Frequently asked questions

What is CVE-2026-47635?: Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
How severe is CVE-2026-47635?: CVE-2026-47635 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-47635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-47635?: CVE-2026-47635 primarily affects Microsoft Office 2024. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-47635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-47635 have an EU (EUVD) identifier?: Yes. CVE-2026-47635 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35508.
When was CVE-2026-47635 published?: CVE-2026-47635 was published on 2026-06-09 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47635

Affected products (2)

cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:-:x64:*
cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:-:x86:*

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CVE-2026-45474 — High (CVSS 8.4): Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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