Content Manipulation Vulnerability in Apache OpenOffice
CVE-2026-59263

1.9LOW

Key Information:

Vendor

Apache
Status
Apache Openoffice
Vendor
CVE Published:
4 November 2026

What is CVE-2026-59263?

A security vulnerability in Apache OpenOffice versions 4.1.16 and earlier allows maliciously crafted documents to display altered content, potentially misleading users. This can lead to security risks when users open documents that appear trustworthy. To mitigate this threat, users are strongly advised to upgrade to version 4.1.17 or later, which resolves the issue and enhances overall security. Always exercise caution when handling unexpected documents.

Affected Version(s)

Apache OpenOffice 0 <= 4.1.16

References

https://lists.apache.org/thread.html/drr0ss9wrkq0omlrwjhc...
vendor-advisory

CVSS V4

Score:
1.9
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yufan You from Tsinghua University
.