CVE-2026-84795
9.2
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
Craft CMS before 5.10.11 fails to validate the admin flag during user registration, allowing it to persist from deactivated admin accounts. Attackers can register with a deactivated admin's email address to inherit administrator privileges when public registration and disabled email verification are configured.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| craftcms | cms | 5.0.0-RC1 < 5.10.11 | affected |
| craftcms | cms | 5.10.11 | unaffected |
Weaknesses
- CWE-269: Improper Privilege Management
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
References
- https://github.com/craftcms/cms/security/advisories/GHSA-242m-9wq7-vhwq
- https://www.vulncheck.com/advisories/craft-cms-before-5.10.11-authentication-bypass-via-admin-flag-inheritance
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