Vulnerability/
https://seclists.org/oss-sec/2026/q4/501

https://seclists.org/oss-sec/2026/q4/501: CVE-2026-90626: Apache OpenOffice: Out-of-bounds write when importing encrypted PDF files

Q: Which deployments are affected?

Apache OpenOffice versions through 4.1.16 are affected. Version 4.1.17 fixes the issue.

Q: What must an attacker provide to trigger the vulnerability?

An attacker would need to provide a crafted encrypted PDF that is imported by Apache OpenOffice. The reported impact is an out-of-bounds memory write that can crash the program or corrupt memory.

Q: What should teams do if they are running an affected version?

Upgrade Apache OpenOffice to version 4.1.17. The provided information does not identify a workaround other than upgrading.

Published Nov 3, 2026

Updated

Affected Software

1 affected component

Apache OpenOffice<=4.1.16

Frequently Asked Questions

Which deployments are affected?

Apache OpenOffice versions through 4.1.16 are affected. Version 4.1.17 fixes the issue.

What must an attacker provide to trigger the vulnerability?

An attacker would need to provide a crafted encrypted PDF that is imported by Apache OpenOffice. The reported impact is an out-of-bounds memory write that can crash the program or corrupt memory.

What should teams do if they are running an affected version?

Upgrade Apache OpenOffice to version 4.1.17. The provided information does not identify a workaround other than upgrading.

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