CVE-2018-1000842 — Vulnerability in fat_free_crm — CVE Details

MEDIUM

Fat Free CRM vulnerable to Cross-site Scripting

Published December 20, 2018Updated February 16, 2024Source: osv

Summary

FatFreeCRM version `<=0.14.1`, `>=0.15.0 <=0.15.1`, `>=0.16.0 <=0.16.3`, `>=0.17.0 <=0.17.2`, and `==0.18.0` contains a Cross Site Scripting (XSS) vulnerability in [commit 6d60bc8ed010c4eda05d6645c64849f415f68d65](https://github.com/asteinhauser/fat_free_crm/commit/306f940b26ccf3f406665f07bece1229a7a5dcfa) that can result in Javascript execution. This attack appears to be exploitable via Content with Javascript payload will be executed on end user browsers when they visit the page. This vulnerability appears to have been fixed in 0.18.1, 0.17.3, 0.16.4, 0.15.2, and 0.14.2.

Advisory Timeline

First published December 20, 2018 (2853 days ago).
Last revised February 16, 2024 — 1883 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Bundler

Update fat_free_crm to 0.15.2 or later

gem install fat_free_crm -v 0.15.2

Bundler

Update fat_free_crm to 0.18.1 or later

gem install fat_free_crm -v 0.18.1

Bundler

Update fat_free_crm to 0.17.3 or later

gem install fat_free_crm -v 0.17.3

Bundler

Update fat_free_crm to 0.16.4 or later

gem install fat_free_crm -v 0.16.4

Bundler

Update fat_free_crm to 0.14.2 or later

gem install fat_free_crm -v 0.14.2

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (5)

Affects 1 ecosystem: rubygems (1).

Package	Ecosystem	Affected	Fixed In
fat_free_crm	rubygems	0.15.0, 0.15.1	0.15.2
fat_free_crm	rubygems	0.18.0	0.18.1
fat_free_crm	rubygems	0.17.1, 0.17.2	0.17.3
fat_free_crm	rubygems	0.16.0, 0.16.1, 0.16.2, 0.16.3	0.16.4
fat_free_crm	rubygems	0.11.0, 0.11.1, 0.11.2, 0.11.3 (+14 more)	0.14.2

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CWE-79
Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 6.1 score means for each attack dimension.

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Frequently Asked Questions

What is CVE-2018-1000842?: Fat Free CRM vulnerable to Cross-site Scripting This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 6.1/10).
How do I check if my project is affected by CVE-2018-1000842?: CVE-2018-1000842 affects fat_free_crm. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-1000842 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score

6.1

Exploitation requires specific conditions or has limited impact. Remediate within weeks.

Also Known As

GHSA-j5rj-g695-342r

Related CVEs

CVE-2026-107715
MEDIUM
Mechanize sends credential headers to another host after an HTTP redirect
CVE-2026-107399
MEDIUM
Mechanize sends credential headers to another origin after a meta refresh
CVE-2022-39281
MEDIUM
Fat Free CRM vulnerable to Remote Denial of Service via Tasks endpoint

More RubyGems advisories

Check if you're affected

Scan your dependencies to see if this vulnerability affects your projects.

Scan Your Dependencies