CVE-2011-2745

Chyrp < 2.0 - Authenticated Arbitrary PHP File Upload via swfupload Extension

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2011-2745. PoCs published by Wireghoul.

AI-analyzed exploit summary This exploit demonstrates a file upload vulnerability in Chyrp 2.1 by modifying the file_types parameter in the SWFUpload configuration to allow PHP file uploads, enabling arbitrary code execution. The PoC shows how an attacker can bypass client-side restrictions to upload malicious files.

Description

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Wireghoul · textwebappsphp
https://www.exploit-db.com/exploits/35947

This exploit demonstrates a file upload vulnerability in Chyrp 2.1 by modifying the file_types parameter in the SWFUpload configuration to allow PHP file uploads, enabling arbitrary code execution. The PoC shows how an attacker can bypass client-side restrictions to upload malicious files.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Chyrp 2.1
Auth required
Prerequisites: Authenticated session · Access to the admin panel · Intercepting proxy to modify requests
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/48672
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/8314
Exploit mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/07/13/6
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/07/13/5

Scores

EPSS 0.0203
EPSS Percentile 78.5%

Details

CWE
CWE-264
Status published
Products (1)
chyrp/chyrp < 2.0
Published Jul 27, 2011
Tracked Since Feb 18, 2026