CVE-2026-105846Payload: Untrusted redirect URL parameter exploit
Updated under an hour ago ()
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It affects payloadcms payload and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
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.
- CVSS
- 6.1 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-601
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- GitHub_M
- NVD analysis
- Analyzed
- Record last updated
- Oct 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
payloadcms payload payloadcms:payload (from the name) | from 3.40.0, < 3.88.0; from 4.0.0-canary.0, < 4.0.0-canary.27 | CNA record |
@payloadcms next payloadcms:next (from the name) | from 3.31.0, < 3.88.0; from 4.0.0-canary.0, < 4.0.0-canary.27 | CNA record |
payloadcms payload payloadcms:payload | from 3.40.0 before 3.88.0; 4.0.0; 4.0.0; 4.0.0; 4.0.0; 4.0.0; 4.0.0; 4.0.0; and 20 more ranges | NVD |
References
- https://github.com/payloadcms/payload/security/advisories/GHSA-w84c-53h3-mc2gx-refsource-confirm, vendor-advisory
- https://github.com/payloadcms/payload/commit/a742140ab4fca3160f7f83e9e7d996552ffc3b5ax-refsource-misc, patch
- https://github.com/payloadcms/payload/releases/tag/v3.88.0x-refsource-misc, patch, release-notes
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.