CVE-2026-81900 Concrete CMS before 9.5.3 is vulnerable to Stored XSS in the YouTube block (vWidth/vHeight)

Concrete CMS before 9.5.3 applied only trim to the YouTube block's stored width and height values and printed them into iframe HTML attributes without escaping or integer casting, resulting in stored cross-site scripting. A user with editblock permission could inject an event handler that execute...

CVE-2026-18116 Concrete CMS 8.3.0 to 9.5.2 is vulnerable to Stored XSS in Calendar Event Name via Workflow Approval Notifications

Concrete CMS 8.3.0 to 9.5.2 stored calendar event names without sanitization and rendered them without HTML escaping in the workflow approval and deletion notifications shown in the dashboard "Waiting For Me" block. A registered user permitted to add events to a calendar governed by an approval...

CVE-2026-78415

IBM Sterling Secure Proxy 6.2.0.0 through 6.2.1.2 could allow a remote authenticated attacker to perform UI spoofing and phishing attacks due to improper neutralization of user-supplied HTML markup...

CVE-2026-78415 IBM Sterling Secure Proxy is vulnerable to multiple issues

IBM Sterling Secure Proxy 6.2.0.0 through 6.2.1.2 could allow a remote authenticated attacker to perform UI spoofing and phishing attacks due to improper neutralization of user-supplied HTML markup...

EUVD-2026-78139

IBM Sterling Secure Proxy 6.2.0.0 through 6.2.1.2 could allow a remote authenticated attacker to perform UI spoofing and phishing attacks due to improper neutralization of user-supplied HTML markup...

CVE-2026-78415 IBM Sterling Secure Proxy is vulnerable to multiple issues

IBM Sterling Secure Proxy 6.2.0.0 through 6.2.1.2 could allow a remote authenticated attacker to perform UI spoofing and phishing attacks due to improper neutralization of user-supplied HTML markup...

CVE-2026-78415

IBM Sterling Secure Proxy versions 6.2.0.0 through 6.2.1.2 are affected by a vulnerability where improper neutralization of user-supplied HTML markup (CWE-79) allows a remote authenticated attacker to perform UI spoofing and phishing attacks . The attack requires low privileges and low complexity...

CVE-2026-19872

A flaw was found in HTML::FormHandler. A remote attacker could exploit this vulnerability by submitting malicious input that is then rendered unescaped in error messages. This allows the attacker to execute arbitrary script code in the victim's browser, potentially leading to information disclosu...

CVE-2026-91021

Trilium Notes, version v0.103.0 and earlier, contains a stored cross-site scripting XSS vulnerability in the share renderer for webView notes due to improper HTML escaping of user-controlled webViewSrc values. This vulnerability allows attackers with note-authoring privileges to inject arbitrary...

Telegram Desktop Flaw Lets Hidden JavaScript Exfiltrate Messages From HTML Exports

A flaw in Telegram Desktop let a bot's message plant hidden JavaScript inside chats that users exported to HTML files, security researchers at ExPatch said in a writeup published on September 12. In Telegram, the message looked ordinary, with a link button, and the script ran only when someone...

CVE-2026-91021

The Trilium Notes application, version v0.103.0 and earlier, is susceptible to a stored cross-site scripting (XSS) vulnerability. The flaw exists in the share renderer for webView notes due to improper HTML escaping of user-controlled #webViewSrc values. An attacker with note-authoring privileges...

EUVD-2026-77678

Trilium Notes, version v0.103.0 and earlier, contains a stored cross-site scripting XSS vulnerability in the share renderer for webView notes due to improper HTML escaping of user-controlled webViewSrc values. This vulnerability allows attackers with note-authoring privileges to inject arbitrary...

CVE-2026-91021 CVE-2026-91021

Trilium Notes, version v0.103.0 and earlier, contains a stored cross-site scripting XSS vulnerability in the share renderer for webView notes due to improper HTML escaping of user-controlled webViewSrc values. This vulnerability allows attackers with note-authoring privileges to inject arbitrary...

EUVD-2026-77677

EasyAdmin is a fast and modern admin generator for Symfony applications. From 5.0.0 until 5.0.13, FileField and ImageField can accept browser-executable uploads while templates/crud/field/file.html.twig links to stored files for inline same-origin rendering without a download attribute or...

MGASA-2026-0404 Updated perl-HTML-FormFu packages fix a security vulnerability

HTML::FormFu versions through 2.08 for Perl allow resource exhaustion via an unbounded repeat count from the query string in Repeatable elements. CVE-2026-19873...

Updated perl-HTML-FormFu packages fix a security vulnerability

HTML::FormFu versions through 2.08 for Perl allow resource exhaustion via an unbounded repeat count from the query string in Repeatable elements. CVE-2026-19873...

CVE-2026-4103

Insufficient HTML sanitization in the Publisher Portal and Developer Portal allows untrusted user input to be rendered without proper encoding or neutralization. This enables the injection and execution of malicious JavaScript when affected API documents are viewed. Successful exploitation may...

CVE-2026-4103 Cross-Site Scripting via HTML Sanitization in WSO2 Publisher and Developer Portals Allows Malicious Script Execution

Insufficient HTML sanitization in the Publisher Portal and Developer Portal allows untrusted user input to be rendered without proper encoding or neutralization. This enables the injection and execution of malicious JavaScript when affected API documents are viewed. Successful exploitation may...

EUVD-2026-77586

Insufficient HTML sanitization in the Publisher Portal and Developer Portal allows untrusted user input to be rendered without proper encoding or neutralization. This enables the injection and execution of malicious JavaScript when affected API documents are viewed. Successful exploitation may...

CVE-2026-4103

CVE-2026-4103 is a stored cross-site scripting (XSS) vulnerability in WSO2 API Manager's Publisher Portal and Developer Portal , caused by insufficient HTML sanitization that allows untrusted user input to be rendered without proper encoding or neutralization. When affected API documents are view...