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Advisory record · GHSA-4vc8-pg5c-vg4x

Keycloak's improper input validation allows using email as username

CVSS 3.7 LowEPSS 0.022 · 82nd percentile

Published by the GitHub Advisory Database at 12 Jun 2024, 19:41 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
org.keycloak:keycloak-servicesMaven<24.0.124.0.1
Identifiers
GHSA-4vc8-pg5c-vg4x · CVE-2021-3754
Weakness (CWE)
CWE-20 · CWE-670
Tags
Published
12 Jun 2024
Updated
20 Dec 2024

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
3.7 Low 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L GitHub Advisory Database
  • CISA KEV Not listed.
  • EPSS 0.022, the 82nd percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 15:12 UTC First seen by agentprime
  2. 31 Oct 2026, 15:12 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.