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...

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...

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...

curl security update

An update is available for curl. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The curl packages provide the libcurl library and the curl utility for downloadi...

RLSA-2026:92907 Moderate: curl security update

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fixes: libcurl: libcurl: Security feature bypass due to improper mTLS connection reuse CVE-2026-8932 For more details about the...

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-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...

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-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:...

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. 📝...

curl security, bug fix, and enhancement update

An update is available for curl. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The curl packages provide the libcurl library and the curl utility for downloadi...

Moderate: Red Hat Security Advisory: curl security update

An update for curl is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

libcurl: libcurl: Security feature bypass due to improper mTLS connection reuse

A flaw was found in curl. The libcurl library, used for transferring data with URLs, could improperly reuse existing network connections. This occurred even when changes to mutual Transport Layer Security mTLS settings, particularly those for client certificates, should have prevented such reuse...

CVE-2026-96196

Incomplete list of disallowed inputs in Microsoft Edge Chromium-based allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-113576

Adobe Digital Editions is affected by an Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access...

EUVD-2026-112938

Incomplete list of disallowed inputs in Microsoft Edge Chromium-based allows an unauthorized attacker to bypass a security feature over a network...

CVE-2026-96196

The Microsoft Edge (Chromium-based) browser is vulnerable to a security feature bypass due to an incomplete list of disallowed inputs . An unauthorized attacker can exploit this over a network to bypass security restrictions. This vulnerability has a HIGH severity and public exploits exist. Remed...

EUVD-2026-113142

Adobe Digital Editions is affected by an Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access...

CVE-2026-113576

Adobe Digital Editions is affected by a Path Traversal (CWE-22) vulnerability. This flaw allows an attacker to bypass security measures and gain unauthorized write access by exploiting an improper limitation of a pathname to a restricted directory. Successful exploitation requires user interactio...