Cyber Resilience

CVE-2025-64406

Medium

Published: 12 November 2025

Published
12 November 2025
Modified
13 November 2025
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS Score 0.0014 33.3th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-64406 is a medium-severity Out-of-bounds Write (CWE-787) vulnerability in Apache Openoffice. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 33.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An out-of-bounds Write vulnerability in Apache OpenOffice could allow an attacker to craft a document that would crash the program, or otherwise corrupt other memory areas. This issue affects Apache OpenOffice: through 4.1.15. Users are recommended to upgrade to version…

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4.1.16, which fixes the issue.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apache
openoffice
≤ 4.1.16

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References