High 7.5Published Jun 20, 2026

CVE-2020-37255WordPress Time Capsule Plugin 1.21.16 Authentication Bypass

Updated under an hour ago (Oct 26, 2026, 4:40 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Wptimecapsule Time Capsule Plugin

Exploited in the last 30 days

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: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-288
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Jul 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Wptimecapsule Time Capsule Plugin wptimecapsule:time_capsule_plugin (from the name)	through 1.21.16	CNA record

References

https://www.exploit-db.com/exploits/47941exploit
https://wptimecapsule.com/product
https://www.vulncheck.com/advisories/wordpress-time-capsule-plugin-authentication-bypassthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.