CVE-2026-111653
medium53AIHub through 0.5.3 contains a missing authentication vulnerability that allows unauthenticated attackers to overwrite any enterprise's profile by sending PU…
53AIHub through 0.5.3 contains a missing authentication vulnerability that allows unauthenticated attackers to overwrite any enterprise's profile by sending PUT requests to /api/enterprises/:id. Because UpdateEnterprise only enforces checks when IS_SAAS is true, attackers can enumerate sequential enterprise IDs and overwrite logos, display names and branding for defacement and phishing.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/53AI/53AIHub/blob/v0.5.3/api/controller/enterprise.go#L122-L160 disclosure@vulncheck.com
- https://github.com/53AI/53AIHub/blob/v0.5.3/api/router/api.go#L54-L66 disclosure@vulncheck.com
- https://hackmd.io/@hieuPenguinnn/53aihub-unauth-cross-tenant-enterprise-update disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/53aihub-through-0.5.3-missing-authentication-via-put-... disclosure@vulncheck.com
- https://hackmd.io/@hieuPenguinnn/53aihub-unauth-cross-tenant-enterprise-update 134c704f-9b21-4f2e-91b3-4a467353bcc0