Controlling when CSS custom property values are computed

When and how CSS custom property values are calculated might not be what you expect, and it has a big impact on your styles. The default Take this HTML: … And this CSS: .second-item --index: sibling-index; & :first-child scale: var--index; If you're unfamiliar with sibling-index, here's a quick...

CVE-2026-33889

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in the @apostrophecms/color-field module, where color values prefixed with -- bypass TinyColor validation intended for CSS custom properties, and the...

ApostropheCMS: Stored XSS via CSS Custom Property Injection in @apostrophecms/color-field Escaping Style Tag Context

Summary The @apostrophecms/color-field module bypasses color validation for values prefixed with -- intended for CSS custom properties, but performs no HTML sanitization on these values. When styles containing attacker-controlled color values are rendered into tags — both in the global stylesheet...

CVE-2026-33889 ApostropheCMS: Stored XSS via CSS Custom Property Injection in `@apostrophecms/color-field` Escaping Style Tag Context

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in the @apostrophecms/color-field module, where color values prefixed with -- bypass TinyColor validation intended for CSS custom properties, and the...

CVE-2026-33889

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in the @apostrophecms/color-field module, where color values prefixed with -- bypass TinyColor validation intended for CSS custom properties, and the...

CVE-2026-33889 ApostropheCMS: Stored XSS via CSS Custom Property Injection in `@apostrophecms/color-field` Escaping Style Tag Context

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in the @apostrophecms/color-field module, where color values prefixed with -- bypass TinyColor validation intended for CSS custom properties, and the...

CVE-2026-33889 ApostropheCMS: Stored XSS via CSS Custom Property Injection in `@apostrophecms/color-field` Escaping Style Tag Context

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in the @apostrophecms/color-field module, where color values prefixed with -- bypass TinyColor validation intended for CSS custom properties, and the...

EUVD-2018-12200

Malware in sbrugna...

EUVD-2025-0050

Malicious code in bioql PyPI...

CVE-2024-56410

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

CVE-2024-56410

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

PhpSpreadsheet has a Cross-Site Scripting (XSS) vulnerability in custom properties

Cross-Site Scripting XSS vulnerability in custom properties Product: Phpspreadsheet Version: version 3.6.0 CWE-ID: CWE-79: Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' CVSS vector v.3.1: 5.4 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N CVSS vector v.4.0: 4.8...

GHSA-WV23-996V-Q229 PhpSpreadsheet has a Cross-Site Scripting (XSS) vulnerability in custom properties

Cross-Site Scripting XSS vulnerability in custom properties Product: Phpspreadsheet Version: version 3.6.0 CWE-ID: CWE-79: Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' CVSS vector v.3.1: 5.4 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N CVSS vector v.4.0: 4.8...

CVE-2024-56410 PhpSpreadsheet has Cross-Site Scripting (XSS) vulnerability in custom properties

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

CVE-2024-56410

PhpSpreadsheet has an XSS vulnerability in custom properties affecting the PhpSpreadsheet Writer Html path (class PhpOffice\PhpSpreadsheet\Writer\Html, generateMeta). Affected versions: < 3.7.0, < 2.3.5, < 2.1.6, and

CVE-2024-56410 PhpSpreadsheet has Cross-Site Scripting (XSS) vulnerability in custom properties

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

CVE-2024-56410 PhpSpreadsheet has Cross-Site Scripting (XSS) vulnerability in custom properties

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

CVE-2024-56410

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

CVE-2024-56410: Improper Neutralization of Input During Web Page Generation

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 have a cross-site scripting XSS vulnerability in custom properties. The HTML page is generated without clearing custom properties. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7...

PT-2024-10175 · Unknown · Phpspreadsheet

Name of the Vulnerable Software and Affected Versions: PhpSpreadsheet versions prior to 3.7.0 PhpSpreadsheet versions prior to 2.3.5 PhpSpreadsheet versions prior to 2.1.6 PhpSpreadsheet versions prior to 1.29.7 Description: The issue is related to a cross-site scripting XSS vulnerability in cust...