CVE-2020-37255

WordPress Time Capsule Plugin 1.21.16 contains an authentication bypass vulnerability that allows unauthenticated attackers to gain administrative access by sending a crafted POST request with the IWP_JSON_PREFIX header. Attackers can exploit this flaw to obtain valid administrator session cookies and access the WordPress dashboard without providing credentials.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://wptimecapsule.com/
https://www.exploit-db.com/exploits/47941
https://www.vulncheck.com/advisories/wordpress-time-capsule-plugin-authentication-bypass

Configurations

No configuration.

History

29 Sep 2026, 09:10

Type	Values Removed	Values Added
Summary		(es) El plugin WordPress Time Capsule 1.21.16 contiene una vulnerabilidad de omisión de autenticación que permite a atacantes no autenticados obtener acceso administrativo enviando una solicitud POST manipulada con la cabecera IWP_JSON_PREFIX. Los atacantes pueden explotar esta falla para obtener cookies de sesión de administrador válidas y acceder al panel de WordPress sin proporcionar credenciales.

Information

Published : 2026-06-20 14:16

Updated : 2026-09-29 09:10

NVD link : CVE-2020-37255

Mitre link : CVE-2020-37255

CVE.ORG link : CVE-2020-37255

JSON object : View

Products Affected

No product.

CWE

CWE-288

Authentication Bypass Using an Alternate Path or Channel

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