CVE-2009-4818

medium

Published 2010-04-27 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

7.8

Description

Unrestricted file upload vulnerability in upload.php in PHPSimplicity Simplicity oF Upload 1.3.2 allows remote attackers to execute arbitrary PHP code by uploading a file with a double extension, as demonstrated by .php.gif.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-10568 webapps php verified

Master Mind · 2009-12-20

Simplicity oF Upload 1.3.2 - Arbitrary File Upload

Source code queued for fetch — refresh in a moment.

Application impact

Vendor	Product	Versions	Fixed
phpsimplicity	simplicity_of_upload	`1.3.2`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.