CVE-2026-71553

ApostropheCMS is an open-source Node.js content management system. In 4.32.0 and earlier, PATCH /api/v1/article/:id accepts the inherited path toString.call and passes it through the utility module to apos.util.set() and apos.util.get(), allowing an authenticated editor to overwrite the shared Object.prototype.toString function's call property and cause a persistent process-wide denial of service until restart.

CVSS

No CVSS.

References

Link	Resource
https://github.com/apostrophecms/apostrophe/commit/5a3746aaed49761e171c2cbfe793267c959829fd
https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-vmg4-6gfg-83qx

Configurations

No configuration.

History

23 Oct 2026, 16:10

Type	Values Removed	Values Added
Summary		(es) ApostropheCMS es un sistema de gestión de contenido de código abierto basado en Node.js. En las versiones 4.32.0 y anteriores, PATCH /API/v1/article/:id acepta la ruta heredada toString.call y la pasa a través del módulo de utilidad a apos.util.set() y apos.util.get(), permitiendo a un editor autenticado sobrescribir la propiedad ’call’ de la función compartida Object.prototype.toString y causar una denegación de servicio persistente en todo el proceso hasta el reinicio.

Information

Published : 2026-08-17 20:16

Updated : 2026-10-23 16:10

NVD link : CVE-2026-71553

Mitre link : CVE-2026-71553

CVE.ORG link : CVE-2026-71553

JSON object : View

Products Affected

No product.

CWE

CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

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