CVE-2009-4623
Multiple PHP remote file inclusion vulnerabilities in Advanced Comment System 1.0 allow remote...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2009-4623- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-94
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2009-4623- Updated
- 2026-11-02
EUVDEUVD-2009-4588 No score
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.
- Record
EUVD-2009-4588- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6g86-c9gm-gqg5 No score
Multiple PHP remote file inclusion vulnerabilities in Advanced Comment System 1.0 allow remote...
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.
- Record
GHSA-6g86-c9gm-gqg5- Weakness
- CWE-94
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Advanced Comment System 1.0 - Multiple Remote File Inclusions | 2009-09-10 |
| PoC in GitHub | hupe1980/CVE-2009-4623 | 2022-08-19 |
| PoC in GitHub | kernel-cyber/CVE-2009-4623 | 2022-09-15 |
| PoC in GitHub | sammonsempes/CVE-2009-4623 | 2022-10-12 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-4623 is a high vulnerability (CVSS 7.5) in Plohni Advanced Comment System, published January 18, 2010. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 15.8%, the 96th percentile. No source names a fixed version.