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Findings

Vulnerability · CVE-2020-24949

PHP-Fusion 9.03.50 downloads/downloads.php Authenticated Remote Code Execution

Published Sep 16, 2021 · corrected/updated Sep 16, 2021 · php-fusion php-fusion · evidence confidence very high

Privilege escalation in PHP-Fusion 9.03.50 downloads/downloads.php allows an authenticated user (not admin) to send a crafted request to the server and perform remote command execution (RCE). Initial-access exploit intelligence.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2020-24949 is a unknown public vulnerability record for php-fusion php-fusion. CISA lists it as known exploited. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether php-fusion php-fusion is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: php-fusion php-fusion. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: no CVSS/EPSS yet. CISA lists it as known exploited. Sources contributing to this record: vulncheck_kev. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Confirmed in CISA KEV since Sep 16, 2021. Listed in CISA KEV and VulnCheck KEV.

  • Patch and remediation

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 16, 2021 · VulnCheck KEV

    Detected

    Privilege escalation in PHP-Fusion 9.03.50 downloads/downloads.php allows an authenticated user (not admin) to send a crafted request to the server and perform remote command execution (RCE). Initial-access exploit intelligence.

  2. Sep 16, 2021 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Affected

  • vendor php-fusion php-fusionversion unspecified

Sources

  • VulnCheck KEVConfirmed exploitationCVE-2020-24949

    Privilege escalation in PHP-Fusion 9.03.50 downloads/downloads.php allows an authenticated user (not admin) to send a crafted request to the server and perform remote command execution (RCE).

    vulncheck.com

References