CVE-2026-47099 — TeleJSON < 6.0.0 DOM-based XSS via parse() Function
TeleJSON prior to 6.0.0 contains a DOM-based cross-site scripting vulnerability in the parse() function that allows attackers to execute arbitrary JavaScript by delivering a cra…
Published: 2026-05-20 · CVSS: 2.1 · CVSS 4.0
TeleJSON prior to 6.0.0 contains a DOM-based cross-site scripting vulnerability in the parse() function that allows attackers to execute arbitrary JavaScript by delivering a crafted JSON payload containing a malicious _constructor-name_ property value. The custom reviver passes the constructor name directly to new Function() without sanitization when recreating object prototypes, enabling attackers to inject arbitrary JavaScript through vectors such as postMessage in cross-frame communication contexts to achieve script execution within the application.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7