PT-2026-39511 · Opencats · Opencats
CVE-2021-47936
·
Published
2026-05-10
·
Updated
2026-07-25
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
OpenCATS version 0.9.4
Description
An issue allows unauthenticated attackers to execute arbitrary system commands by uploading malicious PHP files disguised as resume attachments. This is achieved by uploading PHP payloads through the careers job application endpoint and subsequently sending POST requests to the uploaded file located in the upload directory.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
RCE
Missing Authentication
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Weakness Enumeration
Related Identifiers
Affected Products
Opencats