CVE-2025-53770

CVE-2025-53770 is a critical remote code execution vulnerability in on-premises Microsoft SharePoint Server, achieved via deserialization of untrusted data and an unauthenticated POST to ToolPane.aspx. The attack chain typically bypasses authentication, retrieves MachineKey values from the web.co...

CVE-2026-56164

CVE-2026-56164 is a Microsoft SharePoint Server elevation-of-privilege vulnerability described as missing authentication for a critical function, enabling a remote attacker to elevate privileges over a network. Public advisories indicate widespread Office-related vulnerabilities, with SharePoint ...

CVE-2026-50522

CVE-2026-50522 is a deserialization flaw in Microsoft Office SharePoint that enables remote code execution over a network. Affected products include on‑premises SharePoint Server variants (Server 2016/2019, Subscription Edition, Enterprise Server). The root cause is deserialization of untrusted d...

CVE-2025-49706

CVE-2025-49706 is an improper authentication vulnerability in Microsoft SharePoint that is exploited as part of the ToolShell chain to gain unauthenticated access and enable further exploitation (e.g., CVE-2025-53770 RCE). Public sources describe exploitation via ToolPane.aspx to bypass auth, lea...

CVE-2025-53771

CVE-2025-53771 is an authentication spoofing (patch-bypass) vulnerability in Microsoft SharePoint Server on-premises, enabling bypass of access checks on /layouts/15/ToolPane.aspx (DisplayMode=Edit) via crafted Referer headers. Connected docs also describe a related RCE chain when paired with CVE...

CVE-2026-58644

CVE-2026-58644 – Microsoft SharePoint Deserialization of Untrusted Data (Server) involves a deserialization flaw in SharePoint Server that allows an unauthenticated attacker to execute arbitrary code over a network. The vulnerability affects Microsoft Office SharePoint/SharePoint Server component...

CVE-2025-21400

CVE-2025-21400 is a Microsoft SharePoint Server remote code execution vulnerability. Connected advisories confirm affected product is SharePoint Server with RCE impact and a CVSS v3.1 base score of 8.0 (High). Patches are available: KB5002681 (SharePoint Server Subscription Edition) and KB5002685...

CVE-2026-63520

CVE-2026-63520 is an RCE in Microsoft SharePoint via an unsafe ".NET type instantiation" in Business Connectivity Services. Affected products include SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, Project Server 2013 SP1, and Office Web Apps 2013 SP1. The ...

CVE-2026-45456

CVE-2026-45456 affects Microsoft Office apps (notably Outlook and Word) and is caused by a resource access type confusion that can lead to local code execution. The vulnerability allows an authenticated, local attacker to run arbitrary code without user interaction, with high impact on confidenti...

CVE-2026-62826

CVE-2026-62826 affects Microsoft SharePoint Server where improper neutralization of input during web page generation enables an authorized attacker to spoof over a network. The NVD entry (CVSS 3.1: AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N, base score 4.6) confirms cross-site scripting vulnerability wi...

CVE-2026-20963

CVE-2026-20963 is a Microsoft SharePoint vulnerability described as deserialization of untrusted data (CWE-502) that enables a network-based code execution attack. The current description states an unauthenticated attacker can execute code over the network. Vendor discussions note a CVSSv3.1 vect...

CVE-2026-55040

CVE-2026-55040 describes weak authentication in Microsoft Office SharePoint that can allow an unauthenticated, network-based attacker to bypass a security feature and access or tamper data. The CVSS v3.1 vector indicates a network attack with low prerequisite access, no user interaction, and high...

CVE-2024-26251

CVE-2024-26251 refers to a Microsoft SharePoint Server spoofing vulnerability that allows an attacker to impersonate another user when a victim follows a rogue link. Connected sources confirm exploitation depends on social/drive-by user interaction, with root cause in improper spoofing/auth conte...

CVE-2026-45659

CVE-2026-45659 is a deserialization vulnerability in Microsoft SharePoint Server that enables an authorized attacker to execute code over a network. The root cause is unsafe deserialization via LosFormatter.Deserialize during processing of list items in Microsoft.SharePoint.Library, triggered by ...

CVE-2026-32201

CVE-2026-32201 is an improper input validation vulnerability in Microsoft SharePoint Server that allows an unauthenticated attacker to perform spoofing over a network. The advisory set describes an impact on confidentiality and integrity (viewing sensitive information and modifying disclosed data...

CVE-2024-30043

CVE-2024-30043 affects Microsoft SharePoint Server (on-premises) and is caused by improper restriction of XML External Entity (XXE) references, enabling information disclosure. Public details include an XXE exploit example for SharePoint Server 2019 and related advisories. Affected product/versio...

CVE-2024-30044

CVE-2024-30044 is a Microsoft SharePoint Server Remote Code Execution vulnerability reported across multiple feeds. The connected docs identify the affected product as SharePoint Server and describe a remote code execution flaw that could allow an attacker to run arbitrary code on the target syst...

CVE-2025-29793

CVE-2025-29793 affects Microsoft SharePoint (Office SharePoint) and is a remote code execution vulnerability caused by deserialization of untrusted data. An authenticated attacker could execute code over the network on affected SharePoint deployments. The CVSSv3.1 vector is CVSS:3.1/AV:N/AC:L/PR:...

CVE-2025-29794

CVE-2025-29794 is a Microsoft SharePoint Remote Code Execution vulnerability described as due to improper authorization in SharePoint, allowing an authenticated attacker to execute code over the network. The incident is documented across multiple sources confirming impact on SharePoint products a...

CVE-2025-21348

CVE-2025-21348 is a Microsoft SharePoint Server remote code execution vulnerability. The CVSSv3.1 vector (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H) indicates network access with low attack complexity, requiring high privileges and no user interaction. The impact is high on confidentiality, integrity, ...

CVE-2024-30100

CVE-2024-30100 is a Microsoft SharePoint Server remote code execution vulnerability. The Connected documents confirm a SharePoint Server remote code execution issue with official patches released (KB5002602 for SharePoint Server 2019, KB5002603 for SharePoint Server Subscription Edition, KB500260...

CVE-2025-21344

CVE-2025-21344 is a Microsoft SharePoint Server remote code execution vulnerability affecting on-premises SharePoint Server products. Connected sources confirm the issue as a remote code execution flaw impacting SharePoint Server installations (2016, Subscription Edition, 2019) and indicate Micro...

CVE-2026-45458

Microsoft Office (including Outlook and Word) is affected by CVE-2026-45458 due to a type-confusion in resource access, enabling local code execution. The vulnerability arises when an incompatible type is accessed, with a local attack vector, no user interaction, and no privileges required. The C...

CVE-2026-65665

CVE-2026-65665 involves deserialization of untrusted data in Microsoft Office SharePoint Server, enabling an authorized attacker to execute code remotely over the network. NVD records show a CVSSv3.1 base score of 8.8 (High), with network access, low attack complexity, privileges required: Low, a...

CVE-2026-70306

Summary: CVE-2026-70306 affects Microsoft Office SharePoint. The vulnerability is an improper neutralization of input during web page generation (XSS) that could allow an unauthorized attacker to perform spoofing over a network. Impact: High confidentiality and integrity impact, no availability i...

CVE-2026-47294

CVE-2026-47294 describes a SharePoint Server remote code execution via deserialization of untrusted data in Microsoft Office SharePoint. The vulnerability allows an authenticated, network-connected attacker to potentially run code on the affected server. The linked Microsoft advisories indicate t...

CVE-2026-33112

Technical details for CVE-2026-33112 are not publicly available in the provided documents. Monitor for updates from vendors and security advisories.

CVE-2026-40365

CVE-2026-40365 : Microsoft SharePoint Server remote code execution due to insufficient granularity of access control. An authorized attacker can execute code over a network (CVSS v3.1: 8.8, HIGH; AV:N/AC:L/PR:L/UI:N/S:U). Public docs confirm the issue and that Microsoft released security updates ...

CVE-2026-21260

CVE-2026-21260 affects Microsoft Office Outlook, where exposure of sensitive information to an unauthorized actor enables network-based spoofing. The entry cites a CVSSv3.1 base score of 7.5 (HIGH) with an attack vector of NETWORK and no privileges required, but has no exploitation details in the...

CVE-2026-66808

CVE-2026-66808 involves deserialization of untrusted data in Microsoft Office SharePoint, allowing an authorized attacker to execute code over a network. The available documentation, including the NVD entry, states this is a remote code execution vulnerability with network access, requiring low p...

CVE-2025-47163

CVE-2025-47163 is a Microsoft SharePoint/SharePoint Server remote code execution vulnerability described as a deserialization of untrusted data that could allow an authorized attacker to execute code over a network. The CVE is documented across multiple sources (Microsoft MSRC advisories and CVE ...

CVE-2025-21393

CVE-2025-21393 affects Microsoft SharePoint Server (on‑prem). The vulnerability is described as a spoofing flaw that could allow impersonation of another user, with CVSS‑3.1 base metrics: Network access, low attack complexity, privileges required Low, user interaction required, confidentiality im...

CVE-2026-44819

CVE-2026-44819 affects Microsoft Office and is described as a heap-based buffer overflow that allows a local attacker to execute code. The vulnerability is characterized by a LOCAL attack vector, LOW attack complexity, and requires user interaction, with a high impact on confidentiality, integrit...

CVE-2025-27746

CVE-2025-27746 is a Microsoft Office remote-code-execution vulnerability caused by a use-after-free in Office components, enabling a local attacker to run code on the affected host. The CVE is discussed in multiple sources (Microsoft MSRC entry), and is addressed by April 2025 Office security upd...

CVE-2026-40367

CVE-2026-40367 describes an Untrusted pointer dereference in Microsoft Word that enables local code execution. Based on the provided documents, the affected product is Microsoft Word (Office). The vulnerability allows an attacker to execute code locally without user interaction, as indicated by t...

CVE-2025-29976

CVE-2025-29976 affects Microsoft SharePoint (Office SharePoint Server/SharePoint Server) with an elevation-of-privilege vulnerability due to improper privilege management. An attacker with local access and low privileges could elevate privileges on the affected system, as indicated by the CVE act...

CVE-2026-66805

A CVE-2026-66805 entry exists with conflicting descriptions across sources. The connected Red Hat CVE details describe a flaw in the console component of a managed-cluster hub: an attacker who can write to container logs can inject malicious code into the hub console user’s browser session by vie...

CVE-2026-33110

CVE-2026-33110 describes a deserialization vulnerability in Microsoft SharePoint that could allow an authorized network attacker to execute code. Affected products include Microsoft SharePoint Server variants; the risk is tied to deserializing untrusted data. Remediations are provided by Microsof...

CVE-2025-30384

CVE-2025-30384 describes a vulnerability in Microsoft Office SharePoint Server where deserialization of untrusted data can allow an unauthorized attacker to execute code locally. The affected products appear to be SharePoint Server variants (Enterprise/Standard) and SharePoint Server 2019/Subscri...

CVE-2025-47166

CVE-2025-47166 is a remote code execution vulnerability in Microsoft SharePoint Server/Office SharePoint caused by deserialization of untrusted data. An authenticated attacker could trigger code execution over the network on the affected server. The entry is tracked with a high CVSS v3.1 base sco...

CVE-2025-30382

CVE-2025-30382 is a Microsoft SharePoint Server remote code execution vulnerability caused by deserialization of untrusted data in Office SharePoint. The CVE affects SharePoint Server environments and is exploitable locally with user interaction required (per CVSS vector: Local, Privileges=None, ...

CVE-2025-30378

CVE-2025-30378 is a Microsoft SharePoint vulnerability described as a deserialization of untrusted data in Office SharePoint that allows a local attacker to execute code. The NVD entry lists a CVSSv3.1 base score of 7.0 (HIGH) with LOCAL attack vector, HIGH impact to confidentiality, integrity, a...

CVE-2026-20943

CVE-2026-20943 is a Microsoft Office Click-To-Run remote code execution issue caused by an untrusted search path that could allow local code execution. Connected sources confirm affected Office variants and that Microsoft released security updates in January 2026 (e.g., KB5002828/KB5002822 for di...

CVE-2026-35439

CVE-2026-35439 is a remote code execution vulnerability in Microsoft SharePoint Server caused by deserialization of untrusted data. An authorized attacker can exploit this over a network to execute code on affected systems. The CVE is associated with SharePoint Server (on‑premises) and the approv...

CVE-2026-20947

CVE-2026-20947 is a Microsoft SharePoint/Office SharePoint Remote Code Execution vulnerability caused by improper neutralization of SQL elements in SharePoint. An attacker can trigger code execution over the network with low privileges and no user interaction on affected SharePoint Server deploym...

CVE-2026-45454

The CVE-2026-45454 entry documents a path traversal flaw in Microsoft SharePoint that enables remote code execution when an authorized user accesses a restricted path over a network. The issue affects Microsoft Office SharePoint and is described consistently across multiple sources (NVD, RH, EU E...

CVE-2026-55134

CVE-2026-55134 is a stack-based buffer overflow in Microsoft Word (Office) that can allow a local attacker to execute arbitrary code. The CVE entry is corroborated by multiple sources in the Connected documents, which identify Word as the affected component and describe local code execution as th...

CVE-2026-40357

Technical details for CVE-2026-40357 are not publicly available in the provided documents. Monitor for updates from Microsoft and CVE records.

CVE-2026-55035

CVE-2026-55035 is an information-disclosure vulnerability described as an out-of-bounds read in Microsoft Office that allows a locally authenticated attacker to disclose information. Connected sources confirm this affects multiple Office components (Word, Excel, PowerPoint, SharePoint, etc.) and ...

CVE-2026-47634

Microsoft Office SharePoint is affected by CVE-2026-47634, a cross-site scripting (XSS) vulnerability due to improper neutralization of input during web page generation. The vulnerability allows an authorized attacker to spoof users over a network. According to the sources, the issue impacts Shar...