CVE-2026-105866: Payload: Unauthenticated account-lockout denial of service
Published Oct 6, 2026
·Updated
Payload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, an unauthenticated attacker who knows an account email address or username can abuse the account lockout mechanism of a local-authentication collection to prevent that account from signing in. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.
Affected Software
1 affected component
Payload Payload<3.90.0, <4.0.0-canary.34
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Payloadto a version that resolves this vulnerability.Fixed in 3.90.0 - Upgrade
Upgrade
Payloadto a version that resolves this vulnerability.Fixed in 4.0.0-canary.34
Event History
Oct 6, 2026
CVE Published
via MITRE·04:46 PM
Data Sourced
via MITRE·04:46 PM
DescriptionWeakness
Data Sourced
via NVD·05:17 PM
DescriptionSeverityWeakness