CVE-2019-13961
A CSRF vulnerability was found in flatCore before 1.5, leading to the upload of arbitrary .php files via acp/core/files.upload-script.php.
Does this matter?
A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 2.3%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.
Description
A CSRF vulnerability was found in flatCore before 1.5, leading to the upload of arbitrary .php files via acp/core/files.upload-script.php.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.25% probability · 83th percentile
- Public exploits
- 1 in Exploit-DB · first 11 April 2025
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Affected
- flatcore/flatcore
- Source
- cve@mitre.org
EPSS 2.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- https://github.com/flatCore/flatCore-CMS/compare/35fee64...de90af3Third Party Advisory
- https://github.com/flatCore/flatCore-CMS/issues/39Exploit, Third Party Advisory
- https://github.com/flatCore/flatCore-CMS/compare/35fee64...de90af3Third Party Advisory
- https://github.com/flatCore/flatCore-CMS/issues/39Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.