Roundcube-CVE-2024-42008-and-CVE-2024-42010-POC

Proof of Concept: CVE-2024-42008 and CVE-2024-42010 This proof of concept PoC demonstrates the exploitation of two vulnerabilities in Roundcube Webmail that enable CSS injection and a cross-site scripting XSS. The attack consists of two stages: 1. XSS via malicious XML attachment CVE-2024-42008...

CVE-2022-28368

CVE-2022-28368 - Dompdf RCE Exploit PoC de Dompdf RCE alt text ExploitDB Las versiones de Dompdf 1.2.1 son vulnerables a Ejecución Remota de Código RCE mediante la inyección de CSS en los datos. Se puede engañar al archivo para que almacene una fuente maliciosa con extensión .php en su caché de...

CVE-2026-48849-Roundcube-Webmail-Stored-XSS

CVE-2026-48849 - XSS Almacenado, Inyección HTML e Inyección CSS en Roundcube Webmail Resumen Este repositorio contiene una Prueba de Concepto PoC para CVE-2026-48849 , una vulnerabilidad de Cross-Site Scripting Almacenado XSS, Inyección HTML e Inyección CSS en Roundcube Webmail. La vulnerabilidad...

CVE-2026-85271

Open edX Platform (versions from Redwood until Ulmo and Verawood.1) contains a stored CSS injection vulnerability in email digest notifications. The add_additional_attributes_to_notifications function in openedx/core/djangoapps/notifications/email/utils.py fails to sanitize discussion-title value...

WP < 7.1.1 - Admin+ CSS Injection on Multisite via XML-RPC

Description WordPress does not properly enforce the capability required to edit custom CSS when publishing customizer changes through XML-RPC in some cases, which could allow site administrators on Multisite, who are denied that capability, to inject arbitrary CSS into the site...

Grav: Stored CSS injection via Markdown image resize() bypasses prior media style sanitizers in Grav

Summary Grav 2.0.0-rc.9 and the current 2.0 branch still allow stored CSS injection through Markdown image media actions. The prior media hardening rejects direct ?style= payloads and unsafe attribute fallbacks, but the adjacent resize action still writes caller-controlled values directly into...

GHSA-FFMG-HFVG-JHG9 Grav: Stored CSS injection via Markdown image resize() bypasses prior media style sanitizers in Grav

Summary Grav 2.0.0-rc.9 and the current 2.0 branch still allow stored CSS injection through Markdown image media actions. The prior media hardening rejects direct ?style= payloads and unsafe attribute fallbacks, but the adjacent resize action still writes caller-controlled values directly into...

CVE-2026-18119

Concrete CMS below 9.5.3 did not sanitize custom style values in the Block Design dialog before writing them into page CSS via a DOM sink, permitting stored cross-site scripting. An editor-level user could execute script in an administrator's session and escalate privileges. The Concrete CMS...

Astra Linux – Vulnerability in Firefox and Thunderbird

An attacker could have injected CSS into stylesheets that are accessible via internal URIs, such as resource:, thereby bypassing a page’s Content Security Policy. This vulnerability affects Firefox ESR 91.11, Thunderbird 102, Thunderbird 91.11, and Firefox 101...

@eigenpal/docx-editor-react: CSS injection and print-time XSS via unescaped embedded font-family name

Summary Embedded font-family names word/fontTable.xml were interpolated unescaped into an injected @font-face and into the print window's document.write. A crafted name injects page-wide CSS on open, and breaks out of into executable HTML on Print. Impact Opening a crafted .docx applies...

CVE-2026-86738

Snipe-IT versions before 8.7.0 contain a CSS injection vulnerability in the Custom CSS field due to incomplete sanitization that reverses HTML encoding on greater-than and double-quote characters. Superusers can plant malicious CSS payloads using @import and url references to exfiltrate CSRF toke...

CVE-2026-86738 Snipe-IT before 8.7.0 CSS Injection via Custom CSS

Snipe-IT versions before 8.7.0 contain a CSS injection vulnerability in the Custom CSS field due to incomplete sanitization that reverses HTML encoding on greater-than and double-quote characters. Superusers can plant malicious CSS payloads using @import and url references to exfiltrate CSRF toke...

EUVD-2026-72874

Snipe-IT versions before 8.7.0 contain a CSS injection vulnerability in the Custom CSS field due to incomplete sanitization that reverses HTML encoding on greater-than and double-quote characters. Superusers can plant malicious CSS payloads using @import and url references to exfiltrate CSRF toke...

CVE-2026-86738 Snipe-IT before 8.7.0 CSS Injection via Custom CSS

Snipe-IT versions before 8.7.0 contain a CSS injection vulnerability in the Custom CSS field due to incomplete sanitization that reverses HTML encoding on greater-than and double-quote characters. Superusers can plant malicious CSS payloads using @import and url references to exfiltrate CSRF toke...

CVE-2026-86738

Snipe-IT versions before 8.7.0 are affected by a CSS injection vulnerability in the Custom CSS field . The root cause is incomplete sanitization that reverses HTML encoding on greater-than and double-quote characters. A superuser can plant malicious CSS payloads using @import and url() references...

CVE-2026-19698

The GutenKit WordPress plugin before 2.5.1 does not validate or escape style settings saved against a post before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into pages served to other users and to anonymous...

CVE-2026-19698 GutenKit < 2.5.1 - Contributor+ Stored CSS Injection

The GutenKit WordPress plugin before 2.5.1 does not validate or escape style settings saved against a post before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into pages served to other users and to anonymous...

EUVD-2026-70036

The GutenKit WordPress plugin before 2.5.1 does not validate or escape style settings saved against a post before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into pages served to other users and to anonymous...

CVE-2026-19698

CVE-2026-19698 affects the GutenKit WordPress plugin in versions before 2.5.1 . The root cause is the absence of validation or escaping on style settings saved against a post before they are used to build the CSS output on the front end. This allows users with the Contributor role or above to inj...

CVE-2026-19698 GutenKit < 2.5.1 - Contributor+ Stored CSS Injection

The GutenKit WordPress plugin before 2.5.1 does not validate or escape style settings saved against a post before using them to build the CSS it outputs on the front end, allowing users with the Contributor role and above to inject arbitrary CSS into pages served to other users and to anonymous...