{"cve":"CVE-2009-1594","nvd":{"published":"2009-05-21T14:30:00.467","modified":"2026-06-16T23:07:36.177","status":"Modified","description":"Armorlogic Profense Web Application Firewall before 2.2.22, and 2.4.x before 2.4.4, does not properly implement the \"positive model,\" which allows remote attackers to bypass certain protection mechanisms via a %0A (encoded newline), as demonstrated by a %0A in a cross-site scripting (XSS) attack URL.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://resources.enablesecurity.com/advisories/ES-20090500-profense.txt","http://www.securityfocus.com/archive/1/503649/100/0/threaded","http://www.securityfocus.com/bid/35053","http://www.webappsec.org/lists/websecurity/archive/2009-05/msg00040.html","https://exchange.xforce.ibmcloud.com/vulnerabilities/50662"],"products":["armorlogic:profense_web_application_firewall"],"source":"nvd","synced_at":"2026-10-19T19:54:07.895733559+00:00"},"epss":{"cve":"CVE-2009-1594","score":0.01447,"percentile":0.73321,"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."]}