Moderate severityNVD Advisory· Published Oct 8, 2022· Updated Apr 23, 2025
Remote Denial of Service via Tasks endpoint in fat_free_crm
CVE-2022-39281
Description
fat_free_crm is a an open source, Ruby on Rails customer relationship management platform (CRM). In versions prior to 0.20.1 an authenticated user can perform a remote Denial of Service attack against Fat Free CRM via bucket access. The vulnerability has been patched in commit c85a254 and will be available in release 0.20.1. Users are advised to upgrade or to manually apply patch c85a254. There are no known workarounds for this issue.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
fat_free_crmRubyGems | < 0.20.1 | 0.20.1 |
Affected products
1- Range: < 0.20.1
Patches
1c85a2546348cMerge pull request from GHSA-p75c-5x3h-cxcg
2 files changed · +2 −1
app/models/polymorphic/task.rb+1 −0 modified@@ -189,6 +189,7 @@ def self.find_all_grouped(user, view) #---------------------------------------------------------------------------- def self.bucket_empty?(bucket, user, view = "pending") return false if bucket.blank? || !ALLOWED_VIEWS.include?(view) + return false unless Setting.task_bucket.map(&:to_s).include?(bucket.to_s) if view == "assigned" assigned_by(user).send(bucket).pending.count
lib/fat_free_crm/version.rb+1 −1 modified@@ -9,7 +9,7 @@ module FatFreeCRM module VERSION # :nodoc: MAJOR = 0 MINOR = 20 - TINY = 0 + TINY = 1 PRE = nil STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
6- github.com/advisories/GHSA-p75c-5x3h-cxcgghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2022-39281ghsaADVISORY
- github.com/fatfreecrm/fat_free_crm/commit/c85a2546348c2692d32f952c753f7f0b43d1ca71ghsaWEB
- github.com/fatfreecrm/fat_free_crm/releases/tag/v0.20.1ghsaWEB
- github.com/fatfreecrm/fat_free_crm/security/advisories/GHSA-p75c-5x3h-cxcgghsaWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/fat_free_crm/CVE-2022-39281.ymlghsaWEB
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