{"cve":"CVE-2009-2165","nvd":{"published":"2009-06-22T20:30:00.267","modified":"2026-06-16T23:08:55.033","status":"Modified","description":"SerendipityNZ (aka SimpleBoxes) Serene Bach 2.20R and earlier, and 3.00 beta023 and earlier 3.x versions, uses a predictable session id, which makes it easier for remote attackers to hijack sessions via a modified id.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://jvn.jp/en/jp/JVN20689557/index.html","http://jvndb.jvn.jp/en/contents/2009/JVNDB-2009-000035.html","http://secunia.com/advisories/35335","http://serenebach.net/log/sb221R.html","http://www.securityfocus.com/bid/35254"],"products":["serendipitynz:serene_bach"],"source":"nvd","synced_at":"2026-10-19T19:54:07.895733559+00:00"},"epss":{"cve":"CVE-2009-2165","score":0.01402,"percentile":0.72526,"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."]}