Ashwesker-CVE-2026-21509

🛡️ CVE-2026-21509 — Microsoft Office Zero-Day Status: Actively exploited → Emergency patch released Severity: 🔴 High Risk Type: Security Feature Bypass 🔍 What is it? CVE-2026-21509 is a serious vulnerability in Microsoft Office that allows attackers to bypass built-in security protections by...

CVE-2026-21509-PoC

CVE-2026-21509 — Educational Dummy PoC for Defender Visibility ⚠️ This repository provides a harmless, non-exploit Proof of Concept. Its purpose is to support defensive research , EDR/AV visibility testing , and training. It does not exploit CVE‑2026‑21509 and contains only dummy OLE artifacts. 📝...

CVE-2026-21510-CVSS-8.8-Important-Windows-Shell-security-feature-bypass

CVE-2026-21510 - Windows Shell Security Feature Bypass Vulnerability Repository Title Suggestion: CVE-2026-21510-Windows-Shell-Bypass-Analysis This README provides a comprehensive overview of CVE-2026-21510 , a high-severity, actively exploited zero-day vulnerability patched by Microsoft in the...

CVE-2026-21509

CVE-2026-21509 — Microsoft Office OLE Security-Feature Bypass Research writeup by Sentinel AI Defense. Defensive analysis only — no working exploit or PoC is published here for an actively exploited vulnerability. A security-feature bypass in Microsoft Office that lets a crafted document load COM...

CVE-2024-29988-exploit

CVE-2024-29988-exploit Exploit for Microsoft SmartScreen malicious execution april 2024 Description A critical vulnerability, CVE-2024-29988, has been discovered in Microsoft's April 2024 Patch Tuesday release. This vulnerability allows threat actors to bypass Microsoft's Mark of the Web MotW...

CVE-2023-36003

CVE-2023-36003: Windows Defender Exploit Protection Bypass PoC This repository contains a Proof of Concept PoC for CVE-2023-36003 , a critical security feature bypass vulnerability affecting Windows Defender Exploit Protection. Overview CVE-2023-36003 is a vulnerability in Windows Defender that...

cve-2026-21509-office_security_bypass_reproduction

CVE-2026-21509 — 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 — "breaking the kill bit" Allows...

cve-2026-21509-mitigation

CVE-2026-21509 Mitigation Script Traditional Chinese version: READMEzh-TW.md Overview This script applies a registry-based mitigation to protect against CVE-2026-21509 Microsoft Office security feature bypass vulnerability, which has been exploited in the wild. CVE ID: CVE-2026-21509 Severity:...

firewall-cve

firewall-cve Windows AppContainer Firewall Rules Security Feature Bypass Vulnerability CVE-2021-41338 Security Vulnerability Released: Oct 12, 2021 Assigning CNA: Microsoft MITRE CVE-2021-41338 CVSS:3.1 5.5 / 5.0 Attack Vector Local Attack Complexity Low Privileges Required Low User Interaction...

PYSEC-2026-4074 BerriAI litellm has Security Feature Bypass in BannedKeywords and AzureContentSafety Guardrails via call_type Mismatch on Async Endpoints

A security flaw has been discovered in BerriAI litellm up to 1.82.5. Affected is the function asyncprecallhook of the file enterprise/enterprisehooks/bannedkeywords.py of the component Completions Interface. The manipulation of the argument prompt results in incorrect authorization. The attack ma...

BerriAI litellm has Security Feature Bypass in BannedKeywords and AzureContentSafety Guardrails via call_type Mismatch on Async Endpoints

A security flaw has been discovered in BerriAI litellm up to 1.82.5. Affected is the function asyncprecallhook of the file enterprise/enterprisehooks/bannedkeywords.py of the component Completions Interface. The manipulation of the argument prompt results in incorrect authorization. The attack ma...

Rocky Linux 10.2 [CIQ] Security Update: curl / curl-debuginfo / curl-debugsource / libcurl / etc Multiple Vulnerabilities (crlsa-2026_69125)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202669125 advisory. libcurl: libcurl: Security feature bypass due to improper mTLS connection reuse CVE-2026-8932 curl: curl: Information disclosure via incorrect .netrc...

Rocky Linux 8 [CIQ] Security Update: aspnetcore-runtime-7.0 / aspnetcore-targeting-pack-7.0 / etc Multiple Vulnerabilities (crlsa-2023_7256)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20237256 advisory. dotnet: Arbitrary File Write and Deletion Vulnerability: FormatFtpCommand CVE-2023-36049 dotnet: ASP.NET Security Feature Bypass Vulnerability in Blazor...

Rocky Linux 10.0 [CIQ] Security Update: aspnetcore-runtime-9.0 / aspnetcore-runtime-dbg-9.0 / etc Multiple Vulnerabilities (crlsa-2025_18153)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518153 advisory. dotnet: .NET Information Disclosure Vulnerability CVE-2025-55248 dotnet: .NET Security Feature Bypass Vulnerability CVE-2025-55315 dotnet: .NET Denial ...

Rocky Linux 9 [CIQ] Security Update: aspnetcore-runtime-9.0 / aspnetcore-runtime-dbg-9.0 / etc Multiple Vulnerabilities (crlsa-2025_18151)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518151 advisory. dotnet: .NET Information Disclosure Vulnerability CVE-2025-55248 dotnet: .NET Security Feature Bypass Vulnerability CVE-2025-55315 dotnet: .NET Denial of...

Rocky Linux 9 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc Multiple Vulnerabilities (crlsa-2025_18149)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518149 advisory. dotnet: .NET Information Disclosure Vulnerability CVE-2025-55248 dotnet: .NET Security Feature Bypass Vulnerability CVE-2025-55315 dotnet: .NET Denial of...

Rocky Linux 8 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc Multiple Vulnerabilities (crlsa-2025_18148)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518148 advisory. dotnet: .NET Information Disclosure Vulnerability CVE-2025-55248 dotnet: .NET Security Feature Bypass Vulnerability CVE-2025-55315 dotnet: .NET Denial of...

Rocky Linux 8 [CIQ] Security Update: aspnetcore-runtime-6.0 / aspnetcore-targeting-pack-6.0 / etc Multiple Vulnerabilities (crlsa-2023_7258)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20237258 advisory. dotnet: Arbitrary File Write and Deletion Vulnerability: FormatFtpCommand CVE-2023-36049 dotnet: ASP.NET Security Feature Bypass Vulnerability in Blazor...

Rocky Linux 8 [CIQ] Security Update: aspnetcore-runtime-9.0 / aspnetcore-targeting-pack-9.0 / dotnet / etc Multiple Vulnerabilities (crlsa-2025_18150)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518150 advisory. dotnet: .NET Information Disclosure Vulnerability CVE-2025-55248 dotnet: .NET Security Feature Bypass Vulnerability CVE-2025-55315 dotnet: .NET Denial of...

Rocky Linux 10.0 [CIQ] Security Update: aspnetcore-runtime-8.0 / aspnetcore-runtime-dbg-8.0 / etc Multiple Vulnerabilities (crlsa-2025_18152)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518152 advisory. dotnet: .NET Information Disclosure Vulnerability CVE-2025-55248 dotnet: .NET Security Feature Bypass Vulnerability CVE-2025-55315 dotnet: .NET Denial ...