peter bassill · operator
$ cve CVE-2021-39608 JSON

CVE-2021-39608 EXPLOIT

7.2
HIGH · CVSS 3.1 · EPSS 45.9% (pctl 99)

Patch early

A public exploit exists.

Description

Remote Code Execution (RCE) vulnerabilty exists in FlatCore-CMS 2.0.7 via the upload addon plugin, which could let a remote malicious user exeuct arbitrary php code.

Scoring

CVSS7.2 (HIGH, v3.1)
VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS45.95% — more likely to be exploited than 99% of all CVEs
WeaknessCWE-434
On CISA KEVno
Public exploityes
Published2021-08-23
Last modified2026-06-17

Affected (1)

VendorProduct
flatcoreflatcore-cms

Public exploits

References

→ the Explorer  ·  watch your stack  ·  NVD