CVE-2026-36387Network attack vector

Code execution via dangerous file upload

Published May 7, 2026 · Updated May 7, 2026

Unrestricted file upload in CODEASTRO Membership Management System 1.0 allows remote attackers to execute code through add_members.php. The endpoint inadequately sanitizes uploaded files and accepts malicious content that the server processes as executable code. Published information does not state whether authentication is required to reach the upload function; successful exploitation yields remote code execution.

CVSS severityUnavailable
Unscored
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in CODEASTRO Membership Management System 1.0 allows remote attackers to execute code through add_members.php. The endpoint inadequately sanitizes uploaded files and accepts malicious content that the server processes as executable code. Published information does not state whether authentication is required to reach the upload function; successful exploitation yields remote code execution.

The record

CVE
CVE-2026-36387
Published
May 7, 2026
Updated
May 7, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
T1190
Attack vector
network
Privileges
Unavailable

Timeline

How it unfolded

  1. May 7, 2026CVE publishedPublication date reported by the CVE source.
  2. May 7, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesUnavailable in this record.

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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