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Apache OpenOffice documents could display different data when opened with different programs (CVE-2026-59263)

Original title: CVE-2026-59263: Apache OpenOffice: Carefully crafted documents could display different data when opened with different programs, instead of being reported as corrupt.

oss-security ()
Part of a story covered by 4 sourcesApache OpenOffice 4.1.17 Fixes Four VulnerabilitiesMerged summary & timeline
AI summary · x-ai/grok-4.7Summaries by Vani AI

Manipulated documents in Apache OpenOffice 4.1.16 and earlier may display substituted content instead of being reported as corrupt.

A manipulated document opened in Apache OpenOffice 4.1.16 or earlier may allow substituted content to be displayed manipulating the user. Such documents are corrupt and should not be opened. Users are recommended to upgrade to version 4.1.17, which fixes this issue.

Key facts
  • Affected versions: Apache OpenOffice through 4.1.16
  • Upgrade to 4.1.17 fixes the issue
  • Severity: low
Security assessment · AI, from the article

Impact: display of substituted content

ProductAffectedFixed in
Apache OpenOfficethrough 4.1.164.1.17
What to do
  1. 1.Upgrade to version 4.1.17
Analyze CVE-2026-59263 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-59263
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From the original article

Posted by Arrigo Marchiori on Nov 03 Severity: CVSS 4. 0: 1. 9 (low) CVSS:4.

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.