CVE-2021-41403
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery...
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.
- Record
CVE-2021-41403- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-918
- Updated
- 2026-11-02
CVE List No score
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.
- Record
CVE-2021-41403- Updated
- 2026-11-02
EUVDEUVD-2021-28431 No score
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.
- Record
EUVD-2021-28431- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6rgv-qr47-8w9g
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery...
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.
- Record
GHSA-6rgv-qr47-8w9g- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-918
- Updated
- 2026-11-02
OSV
flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.
- Record
CVE-2021-41403- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-41403 is a critical vulnerability (CVSS 9.8) in Flatcore Flatcore-cms, published June 15, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 19.1%, the 97th percentile. No source names a fixed version.