CVE-2020-37255
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductTime Capsule Plugin
PublishedJun 20, 2026
First seenJun 20, 2026
Weakness typeCWE-288CWE-288
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Wptimecapsule Time Capsule Plugin | v ≤ 1.21.16 | — |
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