1729 matches found
Vulnerabilities in SQL Server
Microsoft has identified 62 vulnerabilities in various components of SQL Server. Malicious actors could exploit these vulnerabilities to execute attacks that can cause damage, as listed in the table below. CVE-2026-67643 | 8.80 | Execution of arbitrary code | CVE-2026-67645 | 6.50 | Access to...
CVE-2026-78442
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network...
CVE-2026-78441
Out-of-bounds read in Windows OLE DB allows an unauthorized attacker to disclose information over a network...
CVE-2026-72933
Heap-based buffer overflow in Microsoft WDAC OLE DB provider for SQL allows an unauthorized attacker to execute code over a network...
EUVD-2026-73796
Out-of-bounds read in Windows OLE DB allows an unauthorized attacker to disclose information over a network...
CVE-2026-78441
CVE-2026-78441 is an out-of-bounds read vulnerability in Windows OLE DB that allows an unauthorized attacker to disclose information over a network. The CVSS 3.1 score is 6.5 (Medium) , with a vector of AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N ā indicating network reachability, low complexity, no priv...
CVE-2026-78442
CVE-2026-78442 is a heap-based buffer overflow in Windows OLE DB that allows an unauthorized attacker to achieve remote code execution over a network with user interaction. The CNA-assigned CVSS 3.1 score is 8.8 (High) with full impact on confidentiality, integrity, and availability. CISA's SSVC ...
EUVD-2026-73795
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network...
EUVD-2026-73665
Heap-based buffer overflow in Microsoft WDAC OLE DB provider for SQL allows an unauthorized attacker to execute code over a network...
CVE-2026-72933
CVE-2026-72933 is a heap-based buffer overflow in the Microsoft WDAC (Windows Defender Application Control) OLE DB provider for SQL , allowing an unauthorized remote attacker to achieve code execution over a network . The vulnerability is rated CVSS 3.1 8.8 (HIGH) by Microsoft (CNA), with the vec...
Microsoft WDAC OLE DB provider for SQL Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft WDAC OLE DB provider for SQL allows an unauthorized attacker to execute code over a network...
LetsDefend-SOC336-Windows-OLE-Zero-Click-RCE-Exploitation-Detected-CVE-2025-21298
LetsDefend SOC336: Windows OLE Zero-Click RCE Exploitation Detected This repository documents my investigation of a LetsDefend alert involving a Windows OLE zero-click remote code execution exploit tied to CVE-2025-21298. The goal is to show the reasoning behind the conclusion, from email triage ...
PoC-CVE-2022-30190
POC CVE-2022-30190 : CVE 0-day MS Offic RCE aka msdt follina Info : New Microsoft Office zero-day used in attacks to execute PowerShell Summary On the 29th of May 2022, the NaoSec team, an independent Cyber Security Research Team, discovered a malicious Office document shared on Virustotal. This...
CVE-2025-21298
content This is a proof-of-concept for CVE-2025-21298 - Windows OLE Remote Code Execution Vulnerability CVSS 9.8. This is a memory corruption PoC , not an exploit. Full patch diff via ghidriff: LINK vulnerability The vulnerability is located in ole32.dll!UtOlePresStmToContentsStm. The purpose of...
MSSQL-Pentest-Cheatsheet
šļø MSSQL Pentest Cheatsheet A practical Microsoft SQL Server penetration testing cheat sheet designed for penetration testers, red teamers, and cybersecurity learners to understand how to enumerate, exploit, and abuse misconfigured MSSQL databases during security assessments. š Connect With Us šµ...
cve-2026-21509-office_security_bypass_reproduction
CVE-2026-21509 ā Microsoft Office Security Feature Bypass CVE-2026-21509 is a Microsoft Office security feature bypass vulnerability CVSS 7.8 , actively exploited by APT28 Russian hackers against Ukraine Reliance on untrusted inputs in security decisions CWE-807 ā "breaking the kill bit" Allows...
Zero-Click-RCE-Incident-Response-CVE-2025-21298
Incident Response: Windows OLE Zero-Click RCE CVE-2025-21298 Project Overview This project documents the end-to-end investigation and containment of a Critical-severity Zero-Click Remote Code Execution RCE attempt. Using EDR telemetry and threat intelligence, I identified a "Living off the Land"...
EUVD-2026-64846
RustDesk's Windows clipboard redirection copies a peer-supplied length into a fixed-size caller buffer without an upper bound check. When an OLE paste consumer such as explorer.exe calls IStream::Read with a buffer of cb bytes, CliprdrStreamRead in libs/clipboard/src/windows/wfcliprdr.c requests...
CVE-2026-59933
PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. In versions 4.0.0 through 5.8.0, 3.3.0 through 3.10.6, 2.2.0 through 2.4.6, 2.0.0 through 2.1.17, and all releases up to and including 1.30.5, the OLE reader follows sector chains from attacker-controlled XLS/OLE...
CVE-2026-59933
PhpSpreadsheet is affected by a memory-exhaustion denial-of-service in the OLERead::read() path when parsing attacker-controlled XLS/OLE metadata. The vulnerability stems from an unguarded sector-chain walk in the OLE reader that can loop indefinitely (self-loop in small-block depot/sector chains...