CVE-2026-66394

Affected software: SiYuan prior to v3.7.3. Vulnerability: stored and reflected XSS via SVG sanitization bypassing the HTML parser-based cleaner, allowing authenticated attackers to run scripts. Trigger/context: scripts can be executed in the application origin when served as image/svg+xml by hidi...

CVE-2026-14856

A stored Cross-Site Scripting XSS vulnerability in the file upload functionality of the Media Manager in TastyIgniter v4.3.0, caused by insufficient validation and sanitization of SVG files. An authenticated user with low privileges can upload a malicious SVG file containing JavaScript code. When...

CVE-2026-14856

CVE-2026-14856 : A stored XSS in the Media Manager’s file upload (SVG) of TastyIgniter v4.3.0 arises from insufficient validation/sanitization of SVG files. An authenticated, low-privilege user can upload a malicious SVG; when an administrator views it, JavaScript executes in the admin’s browser....

Path Traversal

dompdf/dompdf is vulnerable to Path Traversal. The vulnerability is due to improper validation of file paths when processing SVG images embedded through data: URIs, where the second SVG processing pass performed by php-svg-lib does not enforce the same security restrictions, allowing an...

CVE-2026-65687

Bold Reports Standalone Report Designer before 14.1.12 contains a missing filepath validation vulnerability in its SVG processing feature that allows unauthenticated attackers to read arbitrary files from the server filesystem by supplying a crafted request. Attackers can exploit this path...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in SVG in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform UI spoofing via a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in SVG in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Using “after free” in SVG in Google Chrome before version 148.0.7778.216 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in SVG in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

PT-2026-63997

Name of the Vulnerable Software and Affected Versions Bold Reports Standalone Report Designer versions 6.3 through 14.1.11 Description A missing filepath validation issue exists in the SVG processing feature within the DataHub module. This path traversal weakness allows unauthenticated attackers ...

NPM: Next.js: Denial of Service in the Image Optimization API using SVGs

NPM: Next.js: Denial of Service in the Image Optimization API using SVGs vulnerability discovered by ? in WordPress Npm next versions = 15.5.0, 15.5.21...

CVE-2026-12968

The Product Addons and Product Options With Custom Fields WordPress plugin before 1.6.15 does not restrict an unauthenticated file-upload endpoint and accepts SVG files that are stored and served inline, allowing an unauthenticated attacker to upload a malicious SVG whose embedded script executes...

PT-2026-63324

The Product Addons and Product Options With Custom Fields WordPress plugin before 1.6.15 does not restrict an unauthenticated file-upload endpoint and accepts SVG files that are stored and served inline, allowing an unauthenticated attacker to upload a malicious SVG whose embedded script executes...

ROS-20260722-73-0028

The vulnerability of the SVG object processing mechanism in Google Chrome and Microsoft Edge relates to the possibility of using memory after it is freed. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...

GHSA-9WJQ-CP2P-HRGF Loofah: SVG `href` attribute bypasses local-reference restriction

Summary Loofah's HTML5 sanitizer restricted only the xlink:href attribute on certain SVG elements to local, same-document references. Browsers also accept a plain href attribute as an alternative to the deprecated xlink:href per the SVG 2 spec, but Loofah did not apply the same restriction to it,...

Loofah: SVG `href` attribute bypasses local-reference restriction

Summary Loofah's HTML5 sanitizer restricted only the xlink:href attribute on certain SVG elements to local, same-document references. Browsers also accept a plain href attribute as an alternative to the deprecated xlink:href per the SVG 2 spec, but Loofah did not apply the same restriction to it,...

RUSTSEC-2026-0213 XSS in ammonia via SVG `animate` and `set` animation tags

The following SVG will produce a link with a javascript scheme. If the user clicks this link, they will run it. xml Click set Ammonia did not apply attribute filters based on attributeName, so the contents of the to, from, and values tags were not sanitized as URLs. Applications that do not...

EUVD-2026-46057

The Joomla extension JMedia is vulnerable to a stored XSS vulnerability. Unsanitised SVG uploads served without nosniff, leading to stored/reflected XSS...

CVE-2026-45797

HeyForm is an open-source form builder. Prior to version 3.0.0-rc.7, the /api/upload endpoint allows unauthenticated file uploads including SVG files. Uploaded SVGs are stored in the static assets directory and served with Content-Type: image/svg+xml by Express's serve-static middleware, allowing...

EUVD-2026-45983

HeyForm is an open-source form builder. Prior to version 3.0.0-rc.7, the /api/upload endpoint allows unauthenticated file uploads including SVG files. Uploaded SVGs are stored in the static assets directory and served with Content-Type: image/svg+xml by Express's serve-static middleware, allowing...