CVE-2026-90631: Apache OpenOffice documents can contain links

Q: How do I fix CVE-2026-90631?

openoffice: upgrade to 4.1.17. Exact commands for each OS are on this page.

Q: Is CVE-2026-90631 being exploited?

CVE-2026-90631 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-90631 affect?

CVE-2026-90631 affects openoffice. Severity is low (CVSS 3.3). 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 conten

Q: How urgent is CVE-2026-90631?

Priority 17/100. On your watchlist

Routine

LOW 3.3WATCHLISTUPGRADE

CVE-2026-90631 is a low-severity flaw (CVSS 3.3) affecting openoffice. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-939
Published	2026-11-04
Last modified	2026-11-04

Publisher (CNA): Apache Software Foundation · Vendor: apache

Last updated 2026-11-04 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-11-04 11:17 UTCPublished CVE record published
2026-11-04 15:59 UTCUpdated Record last modified

apache openoffice UPGRADE

Affected: < 4.1.17

Fixed in: 4.1.17

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy openoffice || rpm -q openoffice || openoffice --version

2. UPGRADE to 4.1.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade openoffice

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade openoffice

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Advisories and coverage

Research and news

Vulners Bulletins: CVE-2026-90631 2026-11-04
oss-security list: CVE-2026-90631: Apache OpenOffice: Remote document loaded without prompt, possibiy leaking environment variables 2026-11-03

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-90631?

openoffice: upgrade to 4.1.17. Exact commands for each OS are on this page.

Is CVE-2026-90631 being exploited?

CVE-2026-90631 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-90631 affect?

CVE-2026-90631 affects openoffice. Severity is low (CVSS 3.3). 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 conten

How urgent is CVE-2026-90631?

Priority 17/100. On your watchlist

Related CVEs

CVE-2026-59263 MEDIUM 5.5 UPGRADE A manipulated document opened in Apache OpenOffice 4.1.16 or earlier may allow substituted content to be displ
CVE-2026-90632 MEDIUM 5.5 UPGRADE Apache OpenOffice documents can include multimedia content (audio, video, etc.) A crafted document could expl
CVE-2026-90634 HIGH 7.3 UPGRADE An uncontrolled memory access in the PDF import code of Apache OpenOffice versions through 4.1.16 allows a cra
CVE-2026-59267 HIGH 7.8 UPGRADE A crafted DXF document causes a heap buffer overflow in Draw in Apache OpenOffice 4.1.16 and earlier
CVE-2025-64405 HIGH 7.5 UPGRADE Apache OpenOffice documents can contain links

References

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