How severe is CVE-2025-64402?

CVE-2025-64402 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-64402 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64402?

CVE-2025-64402 affects Apache Openoffice. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64402?

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

Does CVE-2025-64402 have an EU (EUVD) identifier?

Yes. CVE-2025-64402 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-124981.

When was CVE-2025-64402 published?

CVE-2025-64402 was published on 2025-11-12 and last updated on 2026-06-17.

CVE-2025-64402

CVE-2025-64402 is a medium-severity vulnerability in Apache Openoffice with a CVSS 3.x base score of 6.5. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-124981
Weakness: CWE-862
Affected product: Apache Openoffice
Published: 2025-11-12
Last modified: 2026-06-17

Description

Apache OpenOffice documents can contain links. A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause external links to be loaded without prompt. In the affected versions of Apache OpenOffice, documents that used "OLE objects" linked to external files would load the contents of those files without prompting the user for permission to do so. This issue affects Apache OpenOffice: through 4.1.15. Users are recommended to upgrade to version 4.1.16, which fixes the issue.

Frequently asked questions

What is CVE-2025-64402?: Apache OpenOffice documents can contain links. A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause external links to be loaded without prompt. In the affected versions of Apache OpenOffice, documents that used "OLE objects" linked to external files would load the contents of those files without prompting the user for permission to do so. This issue affects Apache OpenOffice: through 4.1.15. Users are recommended to upgrade to version 4.1.16, which fixes the issue.
How severe is CVE-2025-64402?: CVE-2025-64402 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-64402 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64402?: CVE-2025-64402 affects Apache Openoffice. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64402?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64402 have an EU (EUVD) identifier?: Yes. CVE-2025-64402 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-124981.
When was CVE-2025-64402 published?: CVE-2025-64402 was published on 2025-11-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:openoffice:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Openoffice

CVE-2014-3524 — Critical (CVSS 9.3): Apache OpenOffice before 4.1.1 allows remote attackers to execute arbitrary commands and possibly have other…
CVE-2010-4643 — Critical (CVSS 9.3): Heap-based buffer overflow in Impress in OpenOffice.org (OOo) 2.x and 3.x before 3.3 allows remote attackers to cause a…
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CVE-2010-3454 — Critical (CVSS 9.3): Multiple off-by-one errors in the WW8DopTypography::ReadFromMem function in oowriter in OpenOffice.org (OOo) 2.x and…
CVE-2010-3453 — Critical (CVSS 9.3): The WW8ListManager::WW8ListManager function in oowriter in OpenOffice.org (OOo) 2.x and 3.x before 3.3 does not…
CVE-2010-3452 — Critical (CVSS 9.3): Use-after-free vulnerability in oowriter in OpenOffice.org (OOo) 2.x and 3.x before 3.3 allows remote attackers to…

All CVEs affecting Apache Openoffice →

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