{"cve":"CVE-2011-2180","nvd":{"published":"2011-06-29T17:55:03.723","modified":"2026-06-16T23:30:52.317","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in dereferer.php in A Really Simple Chat (ARSC) 3.3-rc2 allows remote attackers to inject arbitrary web script or HTML via the arsc_link parameter.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://www.htbridge.ch/advisory/xss_in_a_really_simple_chat_arsc.html","http://www.openwall.com/lists/oss-security/2011/06/02/1","http://www.openwall.com/lists/oss-security/2011/06/02/7","http://www.htbridge.ch/advisory/xss_in_a_really_simple_chat_arsc.html","http://www.openwall.com/lists/oss-security/2011/06/02/1"],"products":["reallysimplechat:really_simple_chat"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-2180","score":0.01082,"percentile":0.65186,"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."]}