{"cve":"CVE-2011-4715","nvd":{"published":"2011-12-08T19:55:08.187","modified":"2026-06-16T23:35:17.587","status":"Modified","description":"Directory traversal vulnerability in cgi-bin/koha/mainpage.pl in Koha 3.4 before 3.4.7 and 3.6 before 3.6.1, and LibLime Koha 4.2 and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the KohaOpacLanguage cookie to cgi-bin/opac/opac-main.pl, related to Output.pm.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-22"],"references":["http://koha-community.org/koha-3-4-7/#more-2971","http://koha-community.org/koha-3-6-1/#more-2929","http://osvdb.org/77322","http://secunia.com/advisories/46980","http://www.exploit-db.com/exploits/18153"],"products":["koha:koha","koha:liblime_koha"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4715","score":0.08622,"percentile":0.95098,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}