CVE-2020-5295

MEDIUM

OctoberCMS <1.0.466 - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-5295. PoCs published by Sivanesh Ashok.

AI-analyzed exploit summary This exploit leverages an authenticated arbitrary file read vulnerability in October CMS Build 465 and below by manipulating the 'path' parameter in a POST request to read files outside the intended directory. It requires valid session cookies and uses tools like 'recode' and 'jq' for processing the response.

Description

In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to read local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).

Exploits (1)

exploitdb WORKING POC
by Sivanesh Ashok · bashwebappsphp
https://www.exploit-db.com/exploits/49045

This exploit leverages an authenticated arbitrary file read vulnerability in October CMS Build 465 and below by manipulating the 'path' parameter in a POST request to read files outside the intended directory. It requires valid session cookies and uses tools like 'recode' and 'jq' for processing the response.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Reliable
Target: October CMS Build 465 and below
Auth required
Prerequisites: Valid session cookie · Access to the 'Assets' section in the backend · Target file path
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Mailing List, Third Party Advisory mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Aug/2

Scores

CVSS v3 4.8
EPSS 0.0737
EPSS Percentile 93.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-829 CWE-98
Status published
Products (2)
october/cms 1.0.319 - 1.0.466Packagist
octobercms/october 1.0.319 - 1.0.466
Published Jun 03, 2020
Tracked Since Feb 18, 2026