CVE-2026-55808

CVE-2026-55808 is a Drupal core XSS vulnerability caused by improper input neutralization during web page generation. Affects Drupal core versions including 10.5.x before 10.5.12, 10.6.x before 10.6.11, 11.2.x before 11.2.14, 11.3.x before 11.3.12, and earlier 11.0./11.1. ranges. The issue arises...

CVE-2026-55808

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal core allows Cross-Site Scripting XSS. This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0....

CVE-2026-55808 Drupal core - Moderately critical - Improper validation - SA-CORE-2026-009

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal core allows Cross-Site Scripting XSS. This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0....

CVE-2026-55808 Drupal core - Moderately critical - Improper validation - SA-CORE-2026-009

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal core allows Cross-Site Scripting XSS. This issue affects Drupal core versions: from 0.0.0 to 10.5.12, from 10.6.0 to 10.6.11, from 11.2.0 to 11.2.14, from 11.3.0 to 11.3.12, from 0.0....

CVE-2026-15084 UI Patterns (SDC in Drupal UI) - Moderately critical - Cross site scripting - SA-CONTRIB-2026-075

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal UI Patterns SDC in Drupal UI allows Stored XSS. This issue affects UI Patterns SDC in Drupal UI versions: from 2.0.0 to 2.0.17...

CVE-2026-58588 Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-066

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting XSS. This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1...

CVE-2026-58587 Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-065

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting XSS. This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1...

CVE-2026-58588

CVE-2026-58588 describes an XSS vulnerability in the Drupal Canvas module caused by improper neutralization of input during web page generation. Affected versions are: 0.0.0–1.4.2, 1.5.0–1.5.2, 1.6.0–1.6.1, and 1.7.0–1.7.1. The issue stems from allowing image uploads via a custom API while valida...

CVE-2026-58588

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting XSS. This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1...

CVE-2026-58588 Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-066

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting XSS. This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1...

CVE-2026-13234

Improper Neutralization of Input During Web Page Generation "Cross-site Scripting" vulnerability in Drupal AI Artificial Intelligence allows Cross-Site Scripting XSS. This issue affects AI Artificial Intelligence versions: from 0.0.0 to 1.2.17, from 1.3.0 to 1.3.8, from 1.4.0 to 1.4.3...

GHSA-RQQ5-2GF9-4W4Q Secure Headers: CSP directive injection via sandbox, plugin_types, and report_to when given untrusted input

Summary secureheaders builds the Content-Security-Policy value by stitching every configured directive together with ; separators. Three directive builders buildsandboxlistdirective, buildmediatypelistdirective, buildreporttodirective interpolate caller-supplied strings into that value without...

SiYuan: Stored XSS to RCE via Unsanitized Attribute View Asset Cell Content

SiYuan v3.6.5 and earlier versions contain a stored cross-site scripting XSS vulnerability in the Attribute View database asset cell renderer that escalates to remote code execution RCE in the Electron desktop client. This is a neighbor-bug of CVE-2026-44588: the fix for -44588 used escapeAriaLab...

GHSA-56MP-4F3V-FGJ2 SiYuan: Stored XSS to RCE via Unsanitized Attribute View Asset Cell Content

SiYuan v3.6.5 and earlier versions contain a stored cross-site scripting XSS vulnerability in the Attribute View database asset cell renderer that escalates to remote code execution RCE in the Electron desktop client. This is a neighbor-bug of CVE-2026-44588: the fix for -44588 used escapeAriaLab...

CVE-2026-57213

RabbitMQ is a messaging and streaming broker. Prior to 3.13.14, 4.0.19, 4.1.10, and 4.2.5, the rabbitmqfederationmanagement plugin renders the consumertag field on the Federation Status page without HTML escaping, allowing a user who can configure a federation upstream or policy to execute...

CVE-2026-57158

FreeRDP is a free implementation of the Remote Desktop Protocol. From 3.21.0 before 3.28.0, FreeRDP clients using the GFX pipeline contain an incomplete fix for CVE-2026-23530 in planardecompressplanerleonly in libfreerdp/codec/planar.c, allowing a malicious RDP server to send a truncated...

EUVD-2026-43005

FreeRDP is a free implementation of the Remote Desktop Protocol. From 3.21.0 before 3.28.0, FreeRDP clients using the GFX pipeline contain an incomplete fix for CVE-2026-23530 in planardecompressplanerleonly in libfreerdp/codec/planar.c, allowing a malicious RDP server to send a truncated...

SiYuan: Stored XSS to RCE via attribute-view cell rendering in genAVValueHTML()

Summary The attribute-view database cell renderer genAVValueHTML interpolates cell content raw in four of its branches: text, url, phone, and mAsset. A cell value like or " breaks out of its surrounding tag and runs arbitrary JavaScript in the renderer when the victim opens the block-attribute...

GHSA-H69G-9HX6-F3V4 Excelize: Unbounded Row Index Allocation in Worksheet Parser (checkSheet OOM/Panic DoS)

Unbounded Row Index Allocation in Worksheet Parser checkSheet OOM/Panic DoS Summary The checkSheet function in github.com/xuri/excelize/v2 uses an attacker-controlled XML attribute value directly as the length argument to makexlsxRow, row without validating it against the Excel row limit TotalRow...

CVE-2025-30007

HestiaCP before 1.9.5 contains an authenticated OS command injection vulnerability that allows low-privilege authenticated users to execute arbitrary commands as root by injecting a single-quote character into unvalidated DNS record types. Attackers can exploit insufficient input validation in...