Vulnerability · Published Oct 13, 2026 · Assigned by microsoft
CVE-2026-97782Microsoft Office SharePoint Tampering Vulnerability
Medium 6.8
In plain English
A medium-severity security flaw in Microsoft SharePoint Server Subscription Edition from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities).
Severity (CVSS 3.1)6.8Medium
Exploit odds (30 days)0.5%top 54.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Observable discrepancy in Microsoft Office SharePoint allows an authorized attacker to perform tampering over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft SharePoint Server Subscription Edition | 16.0.0 – before 16.0.19725.20522 |
Weakness: CWE-203 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
References
- Microsoft Office SharePoint Tampering Vulnerability vendor-advisory, patch