CVE-2026-97782: CWE-203: Observable Discrepancy in Microsoft Microsoft SharePoint Server Subscription Edition
Description
CVE-2026-97782 is a vulnerability in Microsoft SharePoint Server Subscription Edition that allows an authorized attacker to perform tampering over a network due to an observable discrepancy. The vulnerability has a CVSS score of 6.8, indicating a medium severity level. An official fix is available from Microsoft.
CVSS v3.1
Score 6.8medium
Affected software
Microsoft
Microsoft SharePoint Server Subscription Edition
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, tracked as CVE-2026-97782 and classified under CWE-203 (Observable Discrepancy), affects Microsoft SharePoint Server Subscription Edition. It allows an authorized attacker with low privileges to tamper with the system over a network. The CVSS 3.1 vector indicates network attack vector, high attack complexity, low privileges required, no user interaction, unchanged scope, high confidentiality and integrity impact, and no availability impact. Microsoft has published an official fix for this issue.
Potential Impact
An authorized attacker with low privileges can exploit this vulnerability remotely to tamper with the affected SharePoint Server, potentially compromising confidentiality and integrity of data. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users should apply the patch as provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97782 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-09-25T04:32:19.232Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97782","vendor":"Microsoft"}]
Threat ID: 6ace85942cdf04f656a018e3
Added to database: 10/13/2026, 19:25:08 UTC
Last enriched: 10/13/2026, 23:04:12 UTC
Last updated: 10/14/2026, 03:28:26 UTC
Views: 2
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