CVE-2021-3745
6.6 MEDIUMflatcore-cms is vulnerable to Unrestricted Upload of File with Dangerous Type
Published: 2021-10-28 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 6.6 MEDIUM
- Vector
- CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-434
Affected products
| Vendor | Product |
|---|---|
| flatcore | flatcore-cms |
Description
flatcore-cms is vulnerable to Unrestricted Upload of File with Dangerous Type
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3745
- [Patch]https://github.com/flatcore/flatcore-cms/commit/5cc3937b6bc38293ec921a5cf00018b48b668dc6
- [Patch]https://huntr.dev/bounties/7879ab3d-8018-402a-aa0b-131bdbd1966c
- [Patch]https://github.com/flatcore/flatcore-cms/commit/5cc3937b6bc38293ec921a5cf00018b48b668dc6
- [Patch]https://huntr.dev/bounties/7879ab3d-8018-402a-aa0b-131bdbd1966c
Related CVEs
Same vendor
- CVE-2021-39609 — Cross Site Scripting (XSS) vulnerability exiss in FlatCore-CMS 2.0.7 via the upload image function (5.4 MEDIUM)
- CVE-2021-39608 — Remote Code Execution (RCE) vulnerabilty exists in FlatCore-CMS 2.0.7 via the upload addon plugin, which could let a remote malicious use... (7.2 HIGH)
Same CWE
- CVE-2026-40750 — Unrestricted Upload of File with Dangerous Type vulnerability in themagnifico52 Kids Online Store allows Upload a Web Shell to a Web Server (9.9 CRITICAL)
- CVE-2026-6933 — The Premmerce Dev Tools plugin for WordPress is vulnerable to Remote Code Execution via missing authorization in versions up to and inclu... (8.8 HIGH)
- CVE-2026-40772 — Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions (10.0 CRITICAL)
- CVE-2026-39591 — Subscriber Arbitrary File Upload in WP-BusinessDirectory <= 4.0.0 versions (9.9 CRITICAL)
- CVE-2026-39527 — Subscriber Arbitrary File Upload in WpStream < 4.11.2 versions (5.4 MEDIUM)