CVE-2026-105863

— UNSCOREDpublic exploit available

Published 2026-10-06 · Updated 2026-10-09

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

Payload is a free and open source headless content management system. In versions after 3.0.0 and before 3.90.0, a custom field option that maps a field to a reserved authentication claim name can place unintended values in the authentication token issued at login. This issue is fixed in version 3.90.0.

Weaknesses

CWE-290, CWE-915

Public exploit & PoC references

https://github.com/payloadcms/payload/commit/56cd5cd050a57daebf33159e41e5ff9d4a45239c
https://github.com/payloadcms/payload/releases/tag/v3.90.0
https://github.com/payloadcms/payload/security/advisories/GHSA-66wr-7vmr-p5jq

All references

https://github.com/payloadcms/payload/commit/56cd5cd050a57daebf33159e41e5ff9d4a45239c
https://github.com/payloadcms/payload/releases/tag/v3.90.0
https://github.com/payloadcms/payload/security/advisories/GHSA-66wr-7vmr-p5jq

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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