CVE-2025-64403

HIGH EPSS 67.1%
Published Nov 12, 20257mo ago · Modified Jun 17, 20261w ago
8.1 CVSS 3.1
High
Find Similar
Published Nov 12, 2025 7mo ago
Last Modified Jun 17, 2026 1w ago

Description

Apache OpenOffice Calc spreadsheet can contain links to other files, in the form of "external data sources". A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause such links to be loaded without prompt. This issue affects Apache OpenOffice: through 4.1.15. Users are recommended to upgrade to version 4.1.16, which fixes the issue.

CVSS Details

Base Score
8.1
Exploitability
2.8
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
67.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-862 Missing Authorization Authorization

Affected Products 1

VendorProductVersionRange
apacheopenoffice* <4.1.16

References 3

  • openwall.com http://www.openwall.com/lists/oss-security/2025/11/11/6
    Mailing ListThird Party Advisory
  • lists.apache.org https://lists.apache.org/thread/t7c6jhvdb00xtgd9vvn7h5sq9f4h5trt
    Mailing ListVendor Advisory
  • openoffice.org https://www.openoffice.org/security/cves/CVE-2025-64403.html
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.