Microsoft SharePoint Remote Code Execution Vulnerability
CVE-2025-49701 is an Important remote code execution vulnerability in Microsoft Office SharePoint caused by improper authorization. Microsoft states that the flaw allows an authorized attacker to execute code over a network. Supporting content further indicates that an attacker authenticated to SharePoint, with at least Site Owner privileges, can write arbitrary code that is then injected and executed remotely on the SharePoint server. The issue is remotely exploitable, requires no user interaction, and has a CVSS 3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
Are you exposed to this one?
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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
8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A remote code execution vulnerability in Microsoft SharePoint.
A Microsoft SharePoint remote code execution vulnerability assessed as more likely to be exploited within 30 days.
A high-risk improper authorization vulnerability affecting Microsoft SharePoint.
A remote code execution vulnerability in Microsoft SharePoint, rated as more likely to be exploited.
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.