{"id":"CVE-2009-4623","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-4623","generatedAt":"2026-10-27T19:39:14.446Z","title":"Multiple PHP remote file inclusion vulnerabilities in Advanced Comment System 1.0 allow remote attackers to execute arbitrary PHP code via a URL in the ACS_path parameter to (1) index.php and (2) admin.php in advanced_comment_system/.","description":"Multiple PHP remote file inclusion vulnerabilities in Advanced Comment System 1.0 allow remote attackers to execute arbitrary PHP code via a URL in the ACS_path parameter to (1) index.php and (2) admin.php in advanced_comment_system/. NOTE: this might only be a vulnerability when the administrator has not followed installation instructions in install.php. NOTE: this might be the same as CVE-2020-35598.","published":"2010-01-18T20:30:01.000Z","lastModified":"2026-06-16T23:14:03.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-94"],"affected":["plohni/advanced comment system"],"epss":{"score":0.09847,"percentile":0.95527,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2009-09-10","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":9623,"kind":"exploit","title":"Advanced Comment System 1.0 - Multiple Remote File Inclusions","url":"https://www.exploit-db.com/exploits/9623","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/9623.txt","file":"exploits/php/webapps/9623.txt","published":"2009-09-10","added":"2009-09-09","updated":"2014-03-26","author":"Kurd-Team","type":"webapps","platform":"php","port":null,"verified":true,"codes":["OSVDB-57988","CVE-2009-4623","OSVDB-57987"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comAdvanced_comment_system_1-0.zip","screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB (verified) and the impact is high, while EPSS rates exploitation at 9.8%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://secunia.com/advisories/36643","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.exploit-db.com/exploits/9623","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/36643","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.exploit-db.com/exploits/9623","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-4623","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."}