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CRITICAL · 9.8

CVE-2021-40940

Monstra 3.0.4 does not filter the case of php, which leads to an unrestricted file upload vulnerability.

Vulnerability Description

Monstra 3.0.4 does not filter the case of php, which leads to an unrestricted file upload vulnerability.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
MonstraMonstra<= 3.0.4

Related Weaknesses (CWE)

CWE-434

References

FAQ

What is CVE-2021-40940?

CVE-2021-40940 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Monstra 3.0.4 does not filter the case of php, which leads to an unrestricted file upload vulnerability.

How severe is CVE-2021-40940?

CVE-2021-40940 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-40940?

Check the references section above for vendor advisories and patch information. Affected products include: Monstra Monstra.