CVE-2021-36548

CRITICAL

Monstra v3.0.4 - RCE

Title source: llm
STIX 2.1

Description

A remote code execution (RCE) vulnerability in the component /admin/index.php?id=themes&action=edit_template&filename=blog of Monstra v3.0.4 allows attackers to execute arbitrary commands via a crafted PHP file.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/monstra-cms/monstra/issues/470

Scores

CVSS v3 9.8
EPSS 0.1775
EPSS Percentile 95.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-434
Status published
Products (1)
monstra/monstra 3.0.4
Published Oct 28, 2021
Tracked Since Feb 18, 2026