CVE-2020-37255

HighCVSS 7.5/10Last modified Sep 29, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-288

Affected software

No affected versions have been published.

Timeline

Published: Jun 20, 2026
Last modified: Sep 29, 2026
NVD status: Deferred

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