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Advisory record · GHSA-7v7w-f7c6-f829

YetiForceCRM is vulnerable to Business Logic Errors because product amount can be a negative number

CVSS 7.3 HighEPSS 0.0064 · 50th percentile

Published by the GitHub Advisory Database at 16 Dec 2021, 21:01 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
yetiforce/yetiforce-crmPackagist<=6.3.0No fixed version yet
Identifiers
GHSA-7v7w-f7c6-f829 · CVE-2021-4111 · PKSA-thkn-vr5y-wnx8
Weakness (CWE)
CWE-20 · CWE-840
Tags
Published
16 Dec 2021
Updated
8 Nov 2023

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

YetiForceCRM (yetiforce/yetiforce-crm) versions up to and including 6.3.0 are affected. The source gives few details, but it states that product amounts can be entered as negative numbers, which is a business logic error. No fix is listed, and no workaround is given in the source.

Written 5 Nov 2026.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.3 High 3.0 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CNA (@huntrdev)
  • CISA KEV Not listed.
  • EPSS 0.0064, the 50th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 14:33 UTC First seen by agentprime
  2. 31 Oct 2026, 14:33 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.