CVE-2011-5195

Open Conference Systems < 2.3.4 - Cross-Site Request Forgery via File Upload

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2011-5195. PoCs published by mr_me.

AI-analyzed exploit summary This exploit leverages a CSRF vulnerability in Open Conference/Journal/Harvester Systems to upload a malicious PHP file, achieving remote code execution. It requires an admin to visit a crafted link while authenticated.

Description

Cross-site request forgery (CSRF) vulnerability in index/manager/fileUpload in Public Knowledge Project Open Conference Systems 2.3.4 and earlier allows remote attackers to hijack the authentication of administrators for requests that upload a PHP file.

Exploits (1)

exploitdb WORKING POC VERIFIED
by mr_me · pythonwebappsphp
https://www.exploit-db.com/exploits/18266

This exploit leverages a CSRF vulnerability in Open Conference/Journal/Harvester Systems to upload a malicious PHP file, achieving remote code execution. It requires an admin to visit a crafted link while authenticated.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Open Conference Systems <= 2.3.4, Open Journal Systems <= 2.3.6, Open Harvester Systems <= 2.3.1
Auth required
Prerequisites: Admin user must be logged in and visit the attacker's link · Target must have vulnerable PKP software installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/47330
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/77995
Exploit exploit x_refsource_exploit-db
http://www.exploit-db.com/exploits/18266

Scores

EPSS 0.0111
EPSS Percentile 61.5%

Details

CWE
CWE-352
Status published
Products (23)
public_knowledge_project/open_conference_systems 1.0
public_knowledge_project/open_conference_systems 1.1
public_knowledge_project/open_conference_systems 1.1.1
public_knowledge_project/open_conference_systems 1.1.2
public_knowledge_project/open_conference_systems 1.1.3
public_knowledge_project/open_conference_systems 1.1.4
public_knowledge_project/open_conference_systems 1.1.5
public_knowledge_project/open_conference_systems 1.1.6
public_knowledge_project/open_conference_systems 1.1.7
public_knowledge_project/open_conference_systems 2.0
... and 13 more
Published Sep 23, 2012
Tracked Since Feb 18, 2026