CVE-2026-84137

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Spoofing issue in the DOM: Core & HTML component...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 9. 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 for each vulnerabili...

golang.org/x/net/html: golang.org/x/net/html: Arbitrary code execution via Cross-Site Scripting

A flaw was found in golang.org/x/net/html. A remote attacker could exploit this vulnerability by providing specially crafted HTML. When this arbitrary HTML is parsed and rendered, it can result in an unexpected HTML tree, bypassing input sanitization. This can be leveraged to execute Cross-Site...

golang.org/x/net/html: golang: golang.org/x/net/html: Cross-Site Scripting via HTML parsing bypass

A flaw was found in golang.org/x/net/html. When arbitrary HTML is parsed and then rendered, it can result in an unexpected HTML tree. This allows an attacker to bypass HTML sanitization mechanisms, leading to Cross-Site Scripting XSS attacks in applications. Such attacks can result in information...

golang.org/x/net/html: golang: golang.org/x/net/html: Cross-Site Scripting via unexpected HTML tree rendering

A flaw was found in golang.org/x/net/html. This vulnerability allows an attacker to manipulate how HTML is processed and displayed. By providing specially crafted HTML, an attacker can cause an unexpected structure in the rendered output. This can lead to Cross-Site Scripting XSS attacks, where...

DEBIAN-CVE-2026-94488

Telegram Desktop before 6.9.4 allows XSS in the HTML exporter. The first fixed stable version is 7.0.1. This occurs in button.text.toUtf8 in exportoutputhtml.cpp. Exploitation cannot occur unless HTML export was used by a victim. However, the exploit payload can be exported if a message were...

CVE-2026-94488

Telegram Desktop before 6.9.4 allows XSS in the HTML exporter. The first fixed stable version is 7.0.1. This occurs in button.text.toUtf8 in exportoutputhtml.cpp. Exploitation cannot occur unless HTML export was used by a victim. However, the exploit payload can be exported if a message were...

firefox: thunderbird: Use-after-free in the DOM: HTML Parser component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: HTML Parser component...

CVE-2026-84124

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Core & HTML component...

CVE-2026-94488

Telegram Desktop before 6.9.4 allows XSS in the HTML exporter. The first fixed stable version is 7.0.1. This occurs in button.text.toUtf8 in exportoutputhtml.cpp. Exploitation cannot occur unless HTML export was used by a victim. However, the exploit payload can be exported if a message were...

CVE-2026-94488

Telegram Desktop before 6.9.4 allows XSS in the HTML exporter. The first fixed stable version is 7.0.1. This occurs in button.text.toUtf8 in exportoutputhtml.cpp. Exploitation cannot occur unless HTML export was used by a victim. However, the exploit payload can be exported if a message were...

EUVD-2026-84030

Telegram Desktop before 6.9.4 allows XSS in the HTML exporter. The first fixed stable version is 7.0.1. This occurs in button.text.toUtf8 in exportoutputhtml.cpp. Exploitation cannot occur unless HTML export was used by a victim. However, the exploit payload can be exported if a message were...

CVE-2026-94488

Telegram Desktop versions prior to 6.9.4 are vulnerable to Cross-Site Scripting (XSS) within the HTML exporter. The root cause is located in the button.text.toUtf8 function in export_output_html.cpp. For exploitation to occur, a victim must actively use the HTML export feature; however, an exploi...

CVE-2026-94488

Telegram Desktop before 6.9.4 allows XSS in the HTML exporter. The first fixed stable version is 7.0.1. This occurs in button.text.toUtf8 in exportoutputhtml.cpp. Exploitation cannot occur unless HTML export was used by a victim. However, the exploit payload can be exported if a message were...

org.jsoup/jsoup: jsoup: Cross-site scripting via malformed HTML tag names

A flaw was found in jsoup, a Java library for working with HTML. The HTML parser incorrectly handles malformed tag names ending in a control character. When a custom Safelist allows certain raw-text elements, this misparsing can cause content that should be inert to be processed as active markup...

org.jsoup/jsoup: jsoup: Cross-site scripting via malformed HTML tag names

A flaw was found in jsoup, a Java library for working with HTML. The HTML parser incorrectly handles malformed tag names ending in a control character. When a custom Safelist allows certain raw-text elements, this misparsing can cause content that should be inert to be processed as active markup...

html/template: golang: Go html/template: Cross-Site Scripting via pathological input

A flaw was found in the html/template component of Go golang. Pathological inputs could prematurely close an unescaped forward slash '/', allowing an attacker to inject arbitrary content. This could lead to Cross-Site Scripting XSS, where malicious scripts are executed in a user's browser,...

chromium-browser: angle: ANGLE: Arbitrary code execution in Google Chrome via crafted HTML page

A flaw was found in ANGLE, a graphics abstraction layer used in Google Chrome. A remote attacker could exploit an out-of-bounds write vulnerability by enticing a user to visit a specially crafted HTML page. This could potentially allow the attacker to execute arbitrary code within the sandbox...

chromium-browser: angle: ANGLE in Google Chrome: Arbitrary code execution via crafted HTML page

A flaw was found in ANGLE, a component of Google Chrome on Windows. A remote attacker could exploit an out-of-bounds read vulnerability by enticing a user to visit a specially crafted HTML page. This could potentially allow the attacker to execute arbitrary code outside of the browser's security...

chromium-browser: angle: ANGLE: Arbitrary code execution in Google Chrome via crafted HTML page

A flaw was found in ANGLE, a component within Google Chrome. A remote attacker could exploit an out-of-bounds read vulnerability by enticing a user to visit a specially crafted HTML page. This could potentially lead to the execution of arbitrary code outside of the browser's security sandbox...