CVE-2021-39608
HIGHCVSS 7.2/10EPSS 46.87%
Last modified
CVE-2021-39608 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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.. EPSS estimates a 46.87% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Flatcore | Flatcore-Cms | 2.0.7 |
References
- http://packetstormsecurity.com/files/164047/FlatCore-CMS-2.0.7-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/flatCore/flatCore-CMS/issues/52Exploit, Third Party Advisory
- http://packetstormsecurity.com/files/164047/FlatCore-CMS-2.0.7-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
- https://github.com/flatCore/flatCore-CMS/issues/52Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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 user exeuct arbitrary php code.
How severe is CVE-2021-39608?
CVE-2021-39608 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 46.87% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39608?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-39608?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST