{"id":"CVE-2004-1620","url":"https://www.cyber-defence.io/tools/cve/CVE-2004-1620","generatedAt":"2026-10-27T18:33:00.094Z","title":"CRLF injection vulnerability in Serendipity before 0.7rc1 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the url parameter in (1) index.php and (2) exit.php, or (3) the HTTP Referer…","description":"CRLF injection vulnerability in Serendipity before 0.7rc1 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the url parameter in (1) index.php and (2) exit.php, or (3) the HTTP Referer field in comment.php.","published":"2004-10-21T04:00:00.000Z","lastModified":"2026-06-16T22:08:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N"},"cwe":[],"affected":["s9y/serendipity"],"epss":{"score":0.08139,"percentile":0.94808,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2004-10-21","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":24697,"kind":"exploit","title":"S9Y Serendipity 0.x - 'exit.php' HTTP Response Splitting","url":"https://www.exploit-db.com/exploits/24697","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/24697.txt","file":"exploits/php/webapps/24697.txt","published":"2004-10-21","added":"2004-10-21","updated":"2016-10-31","author":"ChaoticEvil","type":"webapps","platform":"php","port":null,"verified":true,"codes":["CVE-2004-1620","OSVDB-11039"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/11497/info"}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 8.1%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://cvs.sourceforge.net/viewcvs.py/php-blog/serendipity/comment.php?rev=1.49&view=markup","source":"cve@mitre.org"},{"url":"http://cvs.sourceforge.net/viewcvs.py/php-blog/serendipity/exit.php?rev=1.10&view=markup","source":"cve@mitre.org"},{"url":"http://cvs.sourceforge.net/viewcvs.py/php-blog/serendipity/index.php?rev=1.52&view=markup","source":"cve@mitre.org"},{"url":"http://marc.info/?l=bugtraq&m=109841283115808&w=2","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/12909/","tags":["Exploit","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://securitytracker.com/id?1011864","source":"cve@mitre.org"},{"url":"http://sourceforge.net/project/shownotes.php?release_id=276694","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/11013","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/11038","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/11039","source":"cve@mitre.org"},{"url":"http://www.s9y.org/5.html","tags":["Exploit","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/11497","tags":["Exploit","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/17798","source":"cve@mitre.org"},{"url":"http://cvs.sourceforge.net/viewcvs.py/php-blog/serendipity/comment.php?rev=1.49&view=markup","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://cvs.sourceforge.net/viewcvs.py/php-blog/serendipity/exit.php?rev=1.10&view=markup","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://cvs.sourceforge.net/viewcvs.py/php-blog/serendipity/index.php?rev=1.52&view=markup","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://marc.info/?l=bugtraq&m=109841283115808&w=2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/12909/","tags":["Exploit","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1011864","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sourceforge.net/project/shownotes.php?release_id=276694","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/11013","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/11038","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/11039","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.s9y.org/5.html","tags":["Exploit","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/11497","tags":["Exploit","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/17798","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2004-1620","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."}