CVE-2026-15321 MyEMS Admin Backend svg.py on_post cross site scripting

A vulnerability was found in MyEMS up to 6.4.0. The affected element is the function onpost of the file myems-api/core/svg.py of the component Admin Backend. The manipulation of the argument newvalues'data' results in cross site scripting. The attack can be launched remotely. The exploit has been...

PT-2026-57053

A vulnerability was found in MyEMS up to 6.4.0. The affected element is the function on post of the file myems-api/core/svg.py of the component Admin Backend. The manipulation of the argument new values'data' results in cross site scripting. The attack can be launched remotely. The exploit has be...

CVE-2026-61456: Improper Neutralization of Input During Web Page Generation

The Grav API plugin getgrav/grav-plugin-api before 1.0.3 fails to sanitize SVG files uploaded through the POST /api/v1/media endpoint. The HandlesMediaUploads::processUploadedFile method validates only the file extension and never invokes Security::sanitizeSVG, so an authenticated attacker with t...

CVE-2026-55466: Improper Neutralization of Input During Web Page Generation

Snipe-IT is an IT asset/license management system. Prior to 8.6.2, UploadFileRequest sanitizes SVG content only when PHP finfo reports image/svg+xml and UploadedFilesController serves attachments inline without using StorageHelper::allowSafeInline, allowing a low-privilege user to upload active...

PT-2026-57286

Name of the Vulnerable Software and Affected Versions Snipe-IT versions prior to 8.6.2 Description An issue exists where the UploadFileRequest sanitizes SVG content only when PHP finfo reports image/svg+xml. Additionally, the UploadedFilesController serves attachments inline without utilizing...

CVE-2026-59833

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-59833

SiYuan (open-source PIM) prior to 3.7.1 uses Lute with sanitization, but the per-attribute URL-scheme sanitizer fails to check form action and SVG xlink:href attributes. This allows stored XSS in document export-preview and Bazaar package README rendering paths, with potential to execute OS comma...

CVE-2026-59833 SiYuan: Stored XSS to RCE in SiYuan via a per-attribute URL-scheme sanitizer gap in Lute (form action / SVG xlink:href)

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-59833 SiYuan: Stored XSS to RCE in SiYuan via a per-attribute URL-scheme sanitizer gap in Lute (form action / SVG xlink:href)

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-59833

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-59833 SiYuan: Stored XSS to RCE in SiYuan via a per-attribute URL-scheme sanitizer gap in Lute (form action / SVG xlink:href)

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-53962

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...

CVE-2026-53962 Discourse: Insufficient SVG sanitization logic

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...

CVE-2026-53962 Discourse: Insufficient SVG sanitization logic

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...

EUVD-2026-42734

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...

CVE-2026-53962

Discourse (open‑source discussion platform) has an XSS vulnerability due to insufficient SVG sanitization in upload and avatar handling. Affected in versions prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5. The issue could be triggered by visiting specific URLs outside normal navigation; CVSS...

EUVD-2026-42687

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites and plugins that use the writer or list fields or call Dom::sanitize, Sane::sanitize, Sane::Html::sanitize, Sane::Svg::sanitize, Sane::Xml::sanitize, Sane::sanitizeFile, or file sanitizeContents with untruste...

Craft CMS has authenticated path traversal in `assets/icon`, allowing local `.svg` file read

Summary An authenticated path traversal in assets/icon allows local SVG file read by passing traversal sequences in the extension parameter. The issue is caused by file existence checks happening before extension validation. Details The endpoint: - src/controllers/AssetsController.php:1115-1123 -...

GHSA-C43V-4CR8-6MVP Craft CMS has authenticated path traversal in `assets/icon`, allowing local `.svg` file read

Summary An authenticated path traversal in assets/icon allows local SVG file read by passing traversal sequences in the extension parameter. The issue is caused by file existence checks happening before extension validation. Details The endpoint: - src/controllers/AssetsController.php:1115-1123 -...

CVE-2026-53962: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue ...