PatchTheCVECVE-2026-105719: Improper input validation in Microsoft Office SharePoint allows an authorized attacker to disclose information
CVE-2026-105719 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.
Improper input validation 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 score | 6.5 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 1.1% (top 35%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2026-10-13 |
| Last modified | 2026-10-14 |
Last updated 2026-10-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
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-2026-105719?
sharepoint server: upgrade to 16.0.20326.20190. Exact commands for each OS are on this page.
Is CVE-2026-105719 being exploited?
CVE-2026-105719 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-2026-105719 affect?
CVE-2026-105719 affects sharepoint server. Severity is medium (CVSS 6.5). Improper input validation in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.
How urgent is CVE-2026-105719?
Priority 44/100. On your watchlist
Software pages
SharePoint vulnerabilities · Microsoft Office vulnerabilities
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