CVE-2026-105846

MEDIUMCVSS 6.1/10

Last modified

CVE-2026-105846 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Payload is a free and open source headless content management system. In versions from 3.40.0 before 3.88.0 and canary versions before 4.0.0-canary.27, an attacker can craft a redirect URL parameter that sends a guest user to an untrusted destination after the authentication flow completes.

Description

Payload is a free and open source headless content management system. In versions from 3.40.0 before 3.88.0 and canary versions before 4.0.0-canary.27, an attacker can craft a redirect URL parameter that sends a guest user to an untrusted destination after the authentication flow completes. This issue is fixed in versions 3.88.0 and 4.0.0-canary.27.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
payloadcmspayload>= 3.40.0, < 3.88.0; >= 4.0.0-canary.0, < 4.0.0-canary.27
@payloadcmsnext>= 3.31.0, < 3.88.0; >= 4.0.0-canary.0, < 4.0.0-canary.27

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-105846?
Payload is a free and open source headless content management system. In versions from 3.40.0 before 3.88.0 and canary versions before 4.0.0-canary.27, an attacker can craft a redirect URL parameter that sends a guest user to an untrusted destination after the authentication flow completes. This issue is fixed in versions 3.88.0 and 4.0.0-canary.27.
How severe is CVE-2026-105846?
CVE-2026-105846 has a CVSS score of 6.1/10 (MEDIUM severity).
How do I fix CVE-2026-105846?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST