Inside the Fix: Analysis of In-the-Wild Exploit of CVE-2026-21513

Read how PatchDiff-AI uncovered the root cause of CVE-2026-21513 — an actively exploited MSHTML vulnerability — and how APT28 leveraged it in real-world attacks...

[SECURITY] [DSA 6074-1] webkit2gtk security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6074-1 [email protected] https://www.debian.org/security/ Alberto Garcia December 09, 2025 https://www.debian.org/security/faq -...

Debian dla-4276 : gir1.2-javascriptcoregtk-4.0 - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4276 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4276-1 [email protected]...

USN-7436-1 webkit2gtk vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

Important: Red Hat Security Advisory: webkit2gtk3 security update

An update for webkit2gtk3 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

Astra Linux – Vulnerability in WebKit2GTK

A vulnerability related to out-of-bounds reads has been addressed through improved bounds checking. This issue is fixed in Safari 17.6, iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Sonoma 14.6, tvOS 17.6, visionOS 1.3, and watchOS 10.6. Processing maliciously crafted web content...

qt6-webengine -- Multiple vulnerabilities

Qt qtwebengine-chromium repo reports: Backports for 9 security bugs in Chromium: CVE-2024-12693: Out of bounds memory access in V8 CVE-2024-12694: Use after free in Compositing CVE-2025-0436: Integer overflow in Skia CVE-2025-0437: Out of bounds read in Metrics CVE-2025-0438: Stack buffer overflo...

Debian dsa-5792 : gir1.2-javascriptcoregtk-4.0 - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5792 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-5792-1 [email protected] https://www.debian.org/securit...

USN-6996-1: WebKitGTK vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

Twisted 安全漏洞

Twisted is an open source event-driven open source web engine written in the Python language by Twisted Matrix Labs. A security vulnerability exists in Twisted version 24.3.0 and earlier, which stems from the fact that the HTTP 1.0 and 1.1 servers provided by twisted.web process pipelined HTTP...

webkitgtk: Visiting a website that frames malicious content may lead to UI spoofing.

A vulnerability was found in WebKitGTK and WPE WebKit that allows a remote attacker to conduct spoofing attacks by exploiting improper UI handling. This flaw enables attackers to create specially crafted websites that can display misleading information to users. By exploiting this vulnerability, ...

Twisted Environmental Issues Vulnerability

Twisted is an event-driven open source web engine written in the Python language. A security vulnerability exists in versions prior to Twisted 23.10.0rc1, which stems from the fact that when multiple HTTP requests are sent in a single TCP packet, twisted.web processes the requests asynchronously...

USN-6426-1 webkit2gtk vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

SUSE-SU-2023:3753-1 Security update for webkit2gtk3

This update for webkit2gtk3 fixes the following issues: - Expand lang sub-package in spec file unconditionally to handle previous name change from WebKit2GTK-lang to WebKitGTK-lang. This change affected the automatic generated Requires tag on WebKit2GTK-%apiver, then getting out of sync of what's...

The vulnerability of the MSHTML platform in Windows operating systems allows attackers to circumvent security restrictions.

The vulnerability of the MSHTML platform in Windows operating systems is related to security configuration errors. Exploiting this vulnerability can allow a malicious actor to bypass security restrictions remotely...

USN-5893-1 webkit2gtk vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...

PT-2023-1595 · Microsoft · Windows Mshtml Platform +2

Name of the Vulnerable Software and Affected Versions: Windows MSHTML Platform affected versions not specified Description: The issue is related to incorrect code generation management in the MSHTML platform of Microsoft Windows. It allows remote attackers to execute arbitrary code and affect the...

Debian: Security Advisory (DSA-5308-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] [DSA 5273-1] webkit2gtk security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5273-1 [email protected] https://www.debian.org/security/ Alberto Garcia November 08, 2022 https://www.debian.org/security/faq -...

Twisted 跨站脚本漏洞

Twisted is an event-driven open source web engine written in Python. A security vulnerability exists in Twisted versions 0.9.4 through 22.10.0rc1, which stems from the fact that when the host header does not match the configured host, "twisted.web.vhost. "NoResource" resource that unescapes the...