CVE-2009-4471

FreeSchool < 1.1.0 - Remote Code Execution via CLASSPATH Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-4471. PoCs published by cr4wl3r.

AI-analyzed exploit summary This exploit demonstrates a Remote File Include (RFI) vulnerability in FreeSchool <= 1.1.0. The vulnerability allows an attacker to include arbitrary remote files via the CLASSPATH parameter in multiple scripts.

Description

Multiple PHP remote file inclusion vulnerabilities in FreeSchool 1.1.0 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the CLASSPATH parameter to (1) bib_form.php, (2) bib_pldetails.php, (3) bib_plform.php, (4) bib_plsearchc.php, (5) bib_plsearchs.php, (6) bib_save.php, (7) bib_searchc.php, (8) bib_searchs.php, (9) edi_form.php, (10) edi_save.php, (11) gen_form.php, (12) gen_save.php, (13) lin_form.php, (14) lin_save.php, (15) luo_form.php, (16) luo_save.php, (17) sog_form.php, or (18) sog_save.php in biblioteca/; (19) cal_insert.php, (20) cal_save.php, or (21) cal_saveactivity.php in calendario/; (22) circolari/cir_save.php; or (23) modulistica/mdl_save.php.

Exploits (1)

exploitdb WORKING POC VERIFIED
by cr4wl3r · textwebappsphp
https://www.exploit-db.com/exploits/9582

This exploit demonstrates a Remote File Include (RFI) vulnerability in FreeSchool <= 1.1.0. The vulnerability allows an attacker to include arbitrary remote files via the CLASSPATH parameter in multiple scripts.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: FreeSchool <= 1.1.0
No auth needed
Prerequisites: Network access to the target application · Ability to host a malicious file on a remote server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/9582
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/2535
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/53017
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/36605

Scores

EPSS 0.0245
EPSS Percentile 82.3%

Details

CWE
CWE-94
Status published
Products (1)
freeschool/freeschool < 1.1.0
Published Dec 30, 2009
Tracked Since Feb 18, 2026