CVE-2026-28496 FOSSBilling: Server-side template injection in Twig template rendering enables information disclosure and RCE

FOSSBilling is a free, open-source billing and client management system. Versions prior to 0.8.0 have a Server-Side Template Injection SSTI vulnerability in the template rendering system. Administrators with access to features that render Twig templates email templates, mass mail campaigns, custo...

CVE-2026-28496

CVE-2026-28496 (FOSSBilling) affects versions prior to 0.8.0, where a Server-Side Template Injection (SSTI) in Twig template rendering allows an attacker with access to template-rendering features (email templates, mass mail campaigns, custom payment adapters, string_render API) to inject arbitra...

CVE-2026-46363

phpMyFAQ before 4.1.2 contains a stored cross-site scripting vulnerability in FAQ creation and update endpoints that bypass sanitization through encode-decode cycles. The vulnerability allows authenticated attackers with FAQADD permission to inject malicious script tags via question or answer...

PT-2026-41365

Name of the Vulnerable Software and Affected Versions phpMyFAQ versions prior to 4.1.2 Description A stored cross-site scripting issue exists in the FAQ creation and update endpoints. Authenticated attackers with FAQ ADD permission can bypass sanitization through encode-decode cycles to inject...

CVE-2026-42842

The form plugin for Grav adds the ability to create and use forms. Prior to 9.1.0, a Stored Cross-Site Scripting XSS vulnerability exists in the Grav CMS Form plugin's select field template. Taxonomy tag and category values are rendered with the Twig |raw filter in the admin panel, bypassing the...

GHSA-F5P7-2C9Q-8896 phpMyFAQ has Stored XSS in FAQ Question/Answer via Encode-Decode Bypass of removeAttributes() Sanitization

Summary The FAQ creation and update endpoints in phpMyFAQ apply FILTERSANITIZESPECIALCHARS which HTML-encodes input, then immediately call htmlentitydecode which reverses the encoding, followed by Filter::removeAttributes which only strips HTML attributes — not tags. This allows , , , and tags to...

CVE-2026-32629

phpMyFAQ is an open source FAQ web application. Prior to version 4.1.1, an unauthenticated attacker can submit a guest FAQ with an email address that is syntactically valid per RFC 5321 quoted local part yet contains raw HTML — for example ""@evil.com. PHP's FILTERVALIDATEEMAIL accepts this email...

Arbitrary Code Injection

Craft CMS is vulnerable to Arbitrary Code Injection. The vulnerability is due to unsafe use of unsandboxed Twig rendering with user-controlled input in the conditions system, which allows an attacker to execute arbitrary code through crafted condition rules...

CVE-2026-31857

Craft is a content management system CMS. Prior to 5.9.9 and 4.17.4, a Remote Code Execution vulnerability exists in the Craft CMS 5 conditions system. The BaseElementSelectConditionRule::getElementIds method passes user-controlled string input through renderObjectTemplate -- an unsandboxed Twig...

CraftCMS has an RCE vulnerability via relational conditionals in the control panel

A Remote Code Execution vulnerability exists in the Craft CMS 5 conditions system. The BaseElementSelectConditionRule::getElementIds method passes user-controlled string input through renderObjectTemplate -- an unsandboxed Twig rendering function with escaping disabled. Any authenticated Control...

Craft CMS Vulnerable to Stored XSS in Number Prefix & Suffix Fields

Summary A stored XSS vulnerability exists in the Number field type settings. The Prefix and Suffix fields are rendered using the |md|raw Twig filter without proper escaping, allowing script execution when the Number field is displayed on users' profiles. Proof of Concept Required Permissions -...