CVE-2026-41101: Improper access control in Microsoft Office Word allows an authorized attacker to perform spoofing locally.

Q: How do I fix CVE-2026-41101?

word: upgrade to 16.0.19822.20190. Exact commands for each OS are on this page.

Q: Is CVE-2026-41101 being exploited?

CVE-2026-41101 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-2026-41101 affect?

CVE-2026-41101 affects word. Severity is high (CVSS 7.1). Improper access control in Microsoft Office Word allows an authorized attacker to perform spoofing locally.

Q: How urgent is CVE-2026-41101?

Priority 35/100. High severity; On your watchlist

Routine

HIGH 7.1WATCHLISTUPGRADE

CVE-2026-41101 is a high-severity flaw (CVSS 7.1) affecting word. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper access control in Microsoft Office Word allows an authorized attacker to perform spoofing locally.

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-05-12
Last modified	2026-10-26

Publisher (CNA): Microsoft Corporation · Vendor: microsoft

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-12 18:17 UTCPublished CVE record published
2026-10-26 18:10 UTCUpdated Record last modified

microsoft word UPGRADE

Affected: < 16.0.19822.20190

Fixed in: 16.0.19822.20190

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 16.0.19822.20190 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade word

Note

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

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-2026-41101?

word: upgrade to 16.0.19822.20190. Exact commands for each OS are on this page.

Is CVE-2026-41101 being exploited?

CVE-2026-41101 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-2026-41101 affect?

CVE-2026-41101 affects word. Severity is high (CVSS 7.1). Improper access control in Microsoft Office Word allows an authorized attacker to perform spoofing locally.

How urgent is CVE-2026-41101?

Priority 35/100. High severity; On your watchlist

Software pages

Microsoft Office vulnerabilities

Related CVEs

CVE-2026-40364 HIGH 8.4 MITIGATE DOWNGRADE Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized
CVE-2026-40361 HIGH 8.4 MITIGATE DOWNGRADE Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-40367 HIGH 8.4 MITIGATE DOWNGRADE Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized
CVE-2026-40366 HIGH 8.4 MITIGATE DOWNGRADE Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized
CVE-2026-42832 HIGH 7.7 UPGRADE DOWNGRADE Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.

References

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