{"id":"CVE-2011-2771","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-2771","generatedAt":"2026-10-28T04:30:57.465Z","title":"Multiple cross-site scripting (XSS) vulnerabilities in Mahara before 1.4.1 allow remote attackers to inject arbitrary web script or HTML via vectors related to (1) URI attributes and (2) the External Feed component, as demonstrated by the guid element…","description":"Multiple cross-site scripting (XSS) vulnerabilities in Mahara before 1.4.1 allow remote attackers to inject arbitrary web script or HTML via vectors related to (1) URI attributes and (2) the External Feed component, as demonstrated by the guid element in an RSS feed.","published":"2011-11-15T03:57:56.000Z","lastModified":"2026-06-16T23:31:58.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N"},"cwe":["CWE-79"],"affected":["mahara/mahara"],"epss":{"score":0.01801,"percentile":0.7839,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.80%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://secunia.com/advisories/46719","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://security.debian.org/debian-security/pool/updates/main/m/mahara/mahara_1.2.6-2+squeeze3.debian.tar.gz","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2011/dsa-2334","source":"cve@mitre.org"},{"url":"https://bugs.launchpad.net/mahara/+bug/798136","tags":["Exploit","Patch"],"source":"cve@mitre.org"},{"url":"https://launchpad.net/mahara/+milestone/1.4.1","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/46719","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.debian.org/debian-security/pool/updates/main/m/mahara/mahara_1.2.6-2+squeeze3.debian.tar.gz","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2334","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.launchpad.net/mahara/+bug/798136","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://launchpad.net/mahara/+milestone/1.4.1","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2771","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}