CVE-2021-44217

MEDIUM

Ericsson CodeChecker < 6.18.0 - Stored Cross-Site Scripting via Reports Viewer Comments

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-44217. PoCs published by Hyperkopite.

AI-analyzed exploit summary This repository contains a detailed writeup for CVE-2021-44217, a stored XSS vulnerability in Ericsson CodeChecker's comments component. The vulnerability allows remote attackers to inject arbitrary web scripts via the /CodeCheckerService API, potentially leading to privilege escalation and information disclosure.

Description

In Ericsson CodeChecker through 6.18.0, a Stored Cross-site scripting (XSS) vulnerability in the comments component of the reports viewer allows remote attackers to inject arbitrary web script or HTML via the POST JSON data of the /CodeCheckerService API.

Exploits (1)

nomisec WRITEUP
by Hyperkopite · poc
https://github.com/Hyperkopite/CVE-2021-44217

This repository contains a detailed writeup for CVE-2021-44217, a stored XSS vulnerability in Ericsson CodeChecker's comments component. The vulnerability allows remote attackers to inject arbitrary web scripts via the /CodeCheckerService API, potentially leading to privilege escalation and information disclosure.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: Ericsson CodeChecker <= 6.18.0
Auth required
Prerequisites: Access to a low-privileged account (e.g., guest) · Ability to add comments to a scanning report
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Permissions Required x_refsource_misc
https://codechecker-demo.eastus.cloudapp.azure.com/
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/Ericsson/codechecker/releases
Patch, Third Party Advisory x_refsource_misc
https://github.com/Ericsson/codechecker/pull/3549

Scores

CVSS v3 6.1
EPSS 0.0074
EPSS Percentile 73.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
ericsson/codechecker < 6.18.0
pypi/codechecker 0 - 6.18.2PyPI
Published Jan 18, 2022
Tracked Since Feb 18, 2026