RCE via SQL injection in Microsoft Office SharePoint (CVE-2026-20947)
CVE-2026-20947 is a SQL injection vulnerability in Microsoft Office SharePoint caused by improper neutralization of special elements used in an SQL command. An authenticated (authorized) attacker with low privileges can craft improperly sanitized SQL queries that are processed by SharePoint, enabling code execution over the network (CVSS v3.1: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A severe vulnerability affecting Microsoft Office SharePoint (details not provided in the content).
An authenticated SQL injection in Microsoft SharePoint Server that can be leveraged to achieve remote code execution and to read/modify/delete SharePoint database contents.
A severe vulnerability affecting Microsoft Office SharePoint addressed in Microsoft’s January 2026 Patch Tuesday release.
A Microsoft SharePoint Server vulnerability described as enabling remote code execution and SQL injection.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.