Vulnerability 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 Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Openoffice | < 4.1.16 |
Related Weaknesses (CWE)
References
- https://lists.apache.org/thread/t7c6jhvdb00xtgd9vvn7h5sq9f4h5trtMailing ListVendor Advisory
- https://www.openoffice.org/security/cves/CVE-2025-64403.htmlVendor Advisory
- http://www.openwall.com/lists/oss-security/2025/11/11/6Mailing ListThird Party Advisory
FAQ
What is CVE-2025-64403?
CVE-2025-64403 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 d...
How severe is CVE-2025-64403?
CVE-2025-64403 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-64403?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Openoffice.