Apache OpenOffice: stack overflow

Apache OpenOffice

Apache OpenOffice has a stack overflow vulnerability in CFF hint handling, allowing program crash or memory corruption.

Do this now

Check the Apache OpenOffice advisory for a fix and avoid opening untrusted documents with CFF fonts meanwhile.

First seen: 3 Nov 2026
Last update: 3 Nov 2026, 22:19 UTC
Identifiers: CVE-2026-90628 ID not published yet
Source: news

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## Apache OpenOffice: stack overflow
Severity: unknown. Patch status: fix status unknown.
Affected: Apache OpenOffice
Ids: CVE-2026-90628

Apache OpenOffice has a stack overflow vulnerability in CFF hint handling, allowing program crash or memory corruption.

## Steps
1. Search the repo, its CI and infra config for Apache OpenOffice. If present, report the version in use and whether it's affected.
2. No source names a fix yet; check the vendor advisory. Until one ships: restrict network access to it.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve("CVE-2026-90628") for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://seclists.org/oss-sec/2026/q4/503
https://pwned.coffee/i/apache-openoffice-stack-overflow-cve-2026-90628

Timeline

3 Nov 2026, 22:19 UTC
Fix status: patched → unknown.
3 Nov 2026
First reported.

Receipt

Exploitation: No known exploitation
Score: No CVSS published yet: severity unknown.
Last checked: 4 Nov 2026, 08:18 UTC

Sources: KEV – CVE record – Vendor –

Sources

seclists.org: CVE-2026-90628: Apache OpenOffice: Stack overflow in CFF hint handling

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