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CVE-2026-62837: Relative path traversal in Microsoft Office SharePoint allows an authorized attacker to disclose information o

45
This month
MEDIUM 6.5WATCHLISTUPGRADE

CVE-2026-62837 is a medium-severity flaw (CVSS 6.5) affecting sharepoint server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Relative path traversal in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

Why this priority

  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score6.5 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance1.2% (top 31%)
CISA exploited listNo
WeaknessCWE-23
Published2026-08-11
Last modified2026-08-11
Publisher (CNA): Microsoft Corporation · Vendor: microsoft

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Last updated 2026-08-11 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

microsoft sharepoint server UPGRADE
Affected: < 16.0.19725.20522 · 2016 · 2019
Fixed in: 16.0.19725.20522
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy sharepoint-server || rpm -q sharepoint-server || sharepoint-server --version
2. UPGRADE to 16.0.19725.20522 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade sharepoint-server
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade sharepoint-server
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-2026-62837?

sharepoint server: upgrade to 16.0.19725.20522. Exact commands for each OS are on this page.

Is CVE-2026-62837 being exploited?

CVE-2026-62837 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-2026-62837 affect?

CVE-2026-62837 affects sharepoint server. Severity is medium (CVSS 6.5). Relative path traversal in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

How urgent is CVE-2026-62837?

Priority 45/100. On your watchlist

Software pages

SharePoint vulnerabilities · Microsoft Office vulnerabilities

Related CVEs

References

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