{"cve":"CVE-2009-1202","nvd":{"published":"2009-06-25T17:30:00.250","modified":"2026-06-16T23:06:45.653","status":"Modified","description":"WebVPN on the Cisco Adaptive Security Appliances (ASA) device with software 8.0(4), 8.1.2, and 8.2.1 allows remote attackers to bypass certain protection mechanisms involving URL rewriting and HTML rewriting, and conduct cross-site scripting (XSS) attacks, by modifying the first hex-encoded character in a /+CSCO+ URI, aka Bug ID CSCsy80705.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://secunia.com/advisories/35511","http://www.securityfocus.com/archive/1/504516/100/0/threaded","http://www.securityfocus.com/bid/35480","http://www.securitytracker.com/id?1022457","http://www.vupen.com/english/advisories/2009/1713"],"products":["cisco:adaptive_security_appliance"],"source":"nvd","synced_at":"2026-10-19T19:54:07.895733559+00:00"},"epss":{"cve":"CVE-2009-1202","score":0.01984,"percentile":0.80585,"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."]}