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  4. CVE 2026 59268 apache openoffice heap out of bounds write in ww8
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Back to active CVEs
Unknown severity · Source severity not reportedCVE-2026-59268

Apache OpenOffice: Heap out-of-bounds write in WW8 PLCF readerCVE-2026-59268

Answer in brief

CVE-2026-59268 records a Unknown severity vulnerability in Apache OpenOffice: Heap out-of-bounds write in WW8 PLCF reader. The current sources do not mark it as known exploited. The current feed maps Apache Software Foundation/Apache OpenOffice (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 4, 2026Updated Nov 4, 2026Source checked Nov 4, 2026First seen by HOL Nov 4, 2026Material review Nov 4, 2026
Upstream Advisory

Key facts

Risk
Unknown severitySource severity not reported
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Apache Software Foundation/Apache OpenOffice (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Apache Software Foundation/Apache OpenOfficegeneric>=0 <=4.1.16Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Apache Software Foundation/Apache OpenOffice.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Nov 4, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 4, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 4, 2026

Sources and claim methodology

  • Source referencelists.apache.org
Upstream source description

An out-of-bounds Write vulnerability in Apache OpenOffice versions through 4.1.16 could allow an attacker to craft a Microsoft Word document that would crash the program, or otherwise corrupt other memory areas. Users are recommended to upgrade to version 4.1.17, which fixes this issue.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Apache OpenOffice: Carefully crafted documents could display different data when opened with different programs, instead of being reported as corrupt.Same apache software foundation/apache openoffice package
  • Apache OpenOffice: Uncontrolled search path element vulnerability in Windows installerSame apache software foundation/apache openoffice package
  • Apache OpenOffice: Heap Buffer Overflow in DXF LWPOLYLINE import could cause memory corruptionSame apache software foundation/apache openoffice package
  • Apache OpenOffice: PDF File Parsing Heap based Buffer-Overflow-Remote Code Execution VulnerabilitySame apache software foundation/apache openoffice package
  • Apache OpenOffice: Out-of-bounds write when importing encrypted PDF filesSame apache software foundation/apache openoffice package
  • Apache OpenOffice: Local file inclusion via SQL provider and flat file database referencesSame apache software foundation/apache openoffice package

Record context

Vulnerability class
Memory Corruption
EPSS
Not reported
CWE IDs
CWE-787
Source
CVE List V5
Source checked
Nov 4, 2026
References
1 linked source
Open source record