PT-2026-35548

Name of the Vulnerable Software and Affected Versions Spring Boot versions 4.0.0 through 4.0.5 Description Default web security in certain configurations is ineffective, allowing unauthorized and unauthenticated access to all endpoints. This occurs when a servlet-based web application relies on t...

info-security-portfolio

Information Security Portfolio A curated collection of nine e...

CVE-2026-41421

SiYuan is an open-source personal knowledge management system. Prior to 3.6.5, SiYuan desktop renders notification messages as raw HTML inside an Electron renderer. The notification route POST /api/notification/pushMsg accepts a user-controlled msg value, forwards it through the backend broadcast...

CVE-2026-41067

Summary: CVE-2026-41067 affects Astro’s SSR pipeline, where defineScriptVars sanitizes inline script values using a case-sensitive //g regex. This fails to match closing script tags when payloads use case variants (e.g., ), whitespace before > (), or self-closing forms (), allowing injected HT...

Cross-site Scripting (XSS)

Overview postcss is a PostCSS is a tool for transforming styles with JS plugins. Affected versions of this package are vulnerable to Cross-site Scripting XSS in CSS Stringify Output. An attacker can execute arbitrary JavaScript code in the context of the affected web page by submitting crafted CS...

Cross-site Scripting (XSS)

Overview org.webjars.npm:postcss is a PostCSS is a tool for transforming styles with JS plugins. Affected versions of this package are vulnerable to Cross-site Scripting XSS in CSS Stringify Output. An attacker can execute arbitrary JavaScript code in the context of the affected web page by...

CVE-2026-41305 PostCSS has XSS via Unescaped </style> in its CSS Stringify Output

PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Versions prior to 8.5.10 do not escape sequences when stringifying CSS ASTs. When user-submitted CSS is parsed and re-stringified for embedding in HTML tags, in CSS...

Hacking Safari with GPT 5.4

When Anthropic unveiled Mythos and Project Glasswing, the reaction was immediate and polarized. Some dismissed it as fear-driven marketing, while others treated it as a credible shift in the threat landscape. Like with many things, the truth is probably somewhere in the middle. I wanted to test...

Cross-site Request Forgery (CSRF)

Overview Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via the put function. An attacker can overwrite or create arbitrary files in the webroot by enticing a user to visit a malicious website, which then issues crafted PUT requests through the victim's browse...

SUSE CVE-2026-0540

DOMPurify 3.1.3 through 3.3.1 and 2.5.3 through 2.5.8, fixed in commit 2726c74, contain a cross-site scripting vulnerability that allows attackers to bypass attribute sanitization by exploiting five missing rawtext elements noscript, xmp, noembed, noframes, iframe in the SAFEFORXML regex. Attacke...

Default security filter chain has no authorization rule with Actuator but without Health

In certain circumstances, Spring Boot's default web security is ineffective allowing unauthorized access to all endpoints. For an application to be vulnerable, it must: If any of the above does not apply, the application is not vulnerable...

Web-Security-Notes

Web-Security-Notes Per...

CVE-2026-1913

The Gallagher Website Design plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's loginlink shortcode in all versions up to, and including, 2.6.4 due to insufficient input sanitization and output escaping on the 'prefix' attribute. This makes it possible for...

CVE-2026-22754

Vulnerability in Spring Spring Security. If an application uses to define the servlet path for computing a path matcher, then the servlet path is not included and the related authorization rules are not exercised. This can lead to an authorization bypass.This issue affects Spring Security: from...

CVE-2026-40878

mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, the mailcow web interface passes the raw $SERVER'REQUESTURI' to Twig as a global template variable and renders it inside a JavaScript string literal in the setLang helper of base.twig,...

CVE-2026-6771

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6762

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-3317

Reflected Cross-Site Scripting XSS vulnerability in Navigate Content Management System. The vulnerability is present in the '/blog' endpoint because user input is not properly sanitized through designed query parameters. This results in unsafe HTML rendering, which could allow a remote attacker t...

CVE-2026-3317 Reflected Cross-Site Scripting in Navigate CMS application

Reflected Cross-Site Scripting XSS vulnerability in Navigate Content Management System. The vulnerability is present in the '/blog' endpoint because user input is not properly sanitized through designed query parameters. This results in unsafe HTML rendering, which could allow a remote attacker t...