CVE-2020-35241

MEDIUM

FlatPress 1.0.3 - Stored Cross-Site Scripting in Blog Content

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-35241. PoCs published by Alperen Ergel.

AI-analyzed exploit summary This exploit demonstrates a persistent XSS vulnerability in Flatpress 1.0.3 by injecting malicious JavaScript into the 'content' parameter of a blog entry. The payload is executed when the entry is viewed.

Description

FlatPress 1.0.3 is affected by cross-site scripting (XSS) in the Blog Content component. This vulnerability can allow an attacker to inject the XSS payload in Blog content via the admin panel. Each time any user will go to that blog page, the XSS triggers and the attacker can steal the cookie according to the crafted payload.

Exploits (1)

exploitdb WORKING POC
by Alperen Ergel · textwebappsphp
https://www.exploit-db.com/exploits/48826

This exploit demonstrates a persistent XSS vulnerability in Flatpress 1.0.3 by injecting malicious JavaScript into the 'content' parameter of a blog entry. The payload is executed when the entry is viewed.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Flatpress 1.0.3
Auth required
Prerequisites: Authenticated session · Access to the admin panel
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 4.8
EPSS 0.0215
EPSS Percentile 79.7%
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-79
Status published
Products (1)
flatpress/flatpress 1.0.3
Published Dec 30, 2020
Tracked Since Feb 18, 2026