CVE-2020-35598

HIGH NUCLEI

ACS Advanced Comment System 1.0 - Path Traversal via ACS_path Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-35598. PoCs published by Francisco Javier Santiago Vázquez. A Nuclei detection template is also available.

AI-analyzed exploit summary This exploit demonstrates a path traversal vulnerability in Advanced Comment System 1.0 via the 'ACS_path' parameter. The PoC uses directory traversal sequences to access sensitive files like '/etc/passwd'.

Description

ACS Advanced Comment System 1.0 is affected by Directory Traversal via an advanced_component_system/index.php?ACS_path=..%2f URI. NOTE: this might be the same as CVE-2009-4623

Exploits (1)

exploitdb WORKING POC
by Francisco Javier Santiago Vázquez · textwebappsphp
https://www.exploit-db.com/exploits/49343

This exploit demonstrates a path traversal vulnerability in Advanced Comment System 1.0 via the 'ACS_path' parameter. The PoC uses directory traversal sequences to access sensitive files like '/etc/passwd'.

Classification
Working Poc 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Advanced Comment System v1.0
No auth needed
Prerequisites: Target application must be accessible · Path traversal sequences must not be sanitized
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

Advanced Comment System 1.0 - Local File Inclusion
HIGHby daffainfo

References (1)

Core 1
Core References
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://seclists.org/fulldisclosure/2020/Dec/13

Scores

CVSS v3 7.5
EPSS 0.2100
EPSS Percentile 97.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-22
Status published
Products (1)
advanced_comment_system_project/advanced_comment_system 1.0
Published Dec 23, 2020
Tracked Since Feb 18, 2026