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Vulnerability record · CVE-2009-4623 · published 18 January 2010

CVE-2009-4623: Plohni advanced comment system code injection vulnerability

PPlohni · Advanced Comment System

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.

7.5 CVSS 2.0 High EPSS 9.8% · top 4.6% CWE-94 · Code injection
7.5CVSS 2.0 base score
9.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
16 Jun 2026Last modified by NVD

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.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/36643 Vendor Advisory
http://www.exploit-db.com/exploits/9623 ExploitThird Party AdvisoryVDB Entry
http://secunia.com/advisories/36643 Vendor Advisory
http://www.exploit-db.com/exploits/9623 ExploitThird Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2009-4623), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.