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Vulnerabilities

Vulnerability · CVE-2026-90631

Apache OpenOffice: Remote document loaded without prompt, possibiy leaking environment variables

Published Nov 4, 2026 · catalog updated Nov 4, 2026 · Apache Software Foundation Apache OpenOffice

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-90631. EPSS is 0.21%. Act only if a listed version of Apache Software Foundation Apache OpenOffice is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Low3.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.21%
Remediation
Not established
Affected products
vendor Apache Software Foundation Apache OpenOffice

Apache OpenOffice documents can contain links. A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause external links to be loaded without prompt, possibly transferring the contents of environment variables in the process. This issue affects Apache OpenOffice: through 4.1.16. Users are recommended to upgrade to version 4.1.17, which fixes the issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Apache Software Foundation Apache OpenOfficeversion unspecified

How to fix CVE-2026-90631

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-90631. EPSS is 0.21%. Act only if a listed version of Apache Software Foundation Apache OpenOffice is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-939. EPSS 0.21%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 4, 2026 · BSI CERT-Bund

    Detected

    CVE-2026-90631 is listed by Apache OpenOffice: Mehrere Schwachstellen.

  2. Nov 4, 2026 · CVE.org

    Updated

    Apache OpenOffice documents can contain links. A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause external links to be loaded without prompt, possibly transferring the contents of environment variables in the process. This issue affects Apache OpenOffice: through 4.1.16. Users are recommended to upgrade to version 4.1.17, which fixes

Sources

  • BSI CERT-BundGovernment advisoryCVE-2026-90631

    Apache OpenOffice: Mehrere Schwachstellen

    wid.cert-bund.de
  • CVE.orgVulnerability recordCVE-2026-90631

    Apache OpenOffice documents can contain links. A missing Authorization vulnerability in Apache OpenOffice allowed an attacker to craft a document that would cause external links to be loaded without prompt, possibly transferring the contents of environment variables in the proces

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-90631

    30-day exploitation probability 0.21%

    first.org
  • Openwall OSS SecurityThreat researchCVE-2026-90631

    Research mention from Openwall OSS Security. Not confirmation of exploitation.

    openwall.com

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Openwall OSS SecurityNov 7, 2026
  • FIRST EPSSNov 5, 2026
  • CVE.orgNov 4, 2026
  • BSI CERT-BundNov 4, 2026