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Vulnerability record · CVE-2018-18845 · published 21 March 2019

CVE-2018-18845: Advanced comment system project advanced comment system cross-site scripting vulnerability

AAdvanced Comment System Project · Advanced Comment System

internal/advanced_comment_system/index.php and internal/advanced_comment_system/admin.php in Advanced Comment System, version 1.0, contain a reflected cross-site scripting vulnerability via ACS_path. A remote unauthenticated attacker could potentially exploit this vulnerability to supply malicious HTML or JavaScript code to a vulnerable web application, which is then reflected back to the victim and executed by the web browser. The product is discontinued.

6.1 CVSS 3.0 Medium EPSS 1.4% · top 28.3% CWE-79 · Cross-site scripting
6.1CVSS 3.0 base score, v2 4.3
1.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

internal/advanced_comment_system/index.php and internal/advanced_comment_system/admin.php in Advanced Comment System, version 1.0, contain a reflected cross-site scripting vulnerability via ACS_path. A remote unauthenticated attacker could potentially exploit this vulnerability to supply malicious HTML or JavaScript code to a vulnerable web application, which is then reflected back to the victim and executed by the web browser. The product is discontinued.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/151799/Advanced-Comment-System-1.0-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2019/Feb/46 ExploitMailing ListThird Party Advisory
http://packetstormsecurity.com/files/151799/Advanced-Comment-System-1.0-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2019/Feb/46 ExploitMailing ListThird Party Advisory

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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-2018-18845), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.