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CVE-2025-49701 is a remote code execution vulnerability in Microsoft Office SharePoint caused by improper authorization. The flaw allows an authenticated attacker to execute code over the network against a vulnerable SharePoint server. Available reporting indicates the issue is exploitable with low privileges and no user interaction, and that an attacker with at least Site Owner permissions can write arbitrary code that is then injected and executed remotely on the SharePoint server. Microsoft assessed the vulnerability as Important with CVSS v3.1 8.8 and marked exploitation as more likely.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
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.
9 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.
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.