Description
FlyCms through commit edfdf724 contains a default credentials vulnerability that allows unauthenticated remote attackers to gain super administrator access via the flycms account with password admin123. Attackers can log in through POST /api/auth/login, solving only the image captcha, to obtain full control of site content, users and configuration.
Metrics
CVSS 3.1 9.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| sunkaifei | FlyCms | <= edfdf724c3b944310f60c29aa755d03a00a75837 |
References
- https://github.com/sunkaifei/FlyCms/blob/edfdf724c3b944310f60c29aa755d03a00a75837/README.md
- https://github.com/sunkaifei/FlyCms/blob/edfdf724c3b944310f60c29aa755d03a00a75837/sql/flycms_20260928_093335.sql
- https://github.com/sunkaifei/FlyCms/issues/19
- https://www.vulncheck.com/advisories/flycms-through-commit-edfdf724-default-super-administrator-credentials
Timeline
- Published
- Oct 19, 2026
- Last modified
- Oct 27, 2026
- NVD status
- Deferred