CVE-2026-35569

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in SEO-related fields SEO Title and Meta Description, where user-controlled input is rendered without proper output encoding into HTML contexts includin...

GHSA-855C-R2VQ-C292 Stored XSS in SEO Fields Leads to Authenticated API Data Exposure in ApostropheCMS

Summary A stored cross-site scripting XSS vulnerability exists in SEO-related fields SEO Title and Meta Description in ApostropheCMS. Improper neutralization of user-controlled input in SEO-related fields allows injection of arbitrary JavaScript into HTML contexts, resulting in stored cross-site...

Stored XSS in SEO Fields Leads to Authenticated API Data Exposure in ApostropheCMS

Summary A stored cross-site scripting XSS vulnerability exists in SEO-related fields SEO Title and Meta Description in ApostropheCMS. Improper neutralization of user-controlled input in SEO-related fields allows injection of arbitrary JavaScript into HTML contexts, resulting in stored cross-site...

CVE-2026-35569

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in SEO-related fields SEO Title and Meta Description, where user-controlled input is rendered without proper output encoding into HTML contexts includin...

CVE-2026-35569

CVE-2026-35569 affects ApostropheCMS <= 4.28.0. A stored XSS in SEO fields (SEO Title and Meta Description) allows injecting JavaScript via improper output encoding into HTML contexts such as , attributes, and JSON-LD. This can enable an authenticated user to execute arbitrary JS in the admin...

CVE-2026-35569 ApostropheCMS: Stored XSS in SEO Fields Leads to Authenticated API Data Exposure in ApostropheCMS

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in SEO-related fields SEO Title and Meta Description, where user-controlled input is rendered without proper output encoding into HTML contexts includin...

CVE-2026-35569 ApostropheCMS: Stored XSS in SEO Fields Leads to Authenticated API Data Exposure in ApostropheCMS

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a stored cross-site scripting vulnerability in SEO-related fields SEO Title and Meta Description, where user-controlled input is rendered without proper output encoding into HTML contexts includin...

PT-2026-33172

Name of the Vulnerable Software and Affected Versions ApostropheCMS versions prior to 4.29.0 Description A stored cross-site scripting issue exists in SEO-related fields, specifically the SEO Title and Meta Description. User-controlled input is rendered without proper output encoding into HTML...