CSRF in Public Knowledge Project Open Conference Systems

CVE-2011-5195

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.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2012-09-23 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 6.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Public Knowledge Project Open Conference Systems — versions 1.0, 1.1, 1.1.1

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

secunia.com/advisories/47330 (Vendor Advisory, third-party-advisory)
osvdb.org/77995 (vdb-entry)
www.exploit-db.com/exploits/18266 (Exploit, exploit)