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Medium · 5.3 Public exploit CVE-2024-29296 EUVD-2024-26308GHSA-87x6-8m9v-g8c2GO-2026-6619

Portainer CE allows username enumeration through authentication response timing

Published Apr 10, 2024 · Updated Jul 9, 2026 · Assigned by mitre

Description

A user enumeration vulnerability was found in Portainer CE 2.19.4. This issue occurs during user authentication process, where a difference in response time could allow a remote unauthenticated user to determine if a username is valid or not.

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 2 repositories

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/portainer/portainer < 0.6.1-0.20240417040827-48bc7d0d92f0 0.6.1-0.20240417040827-48bc7d0d92f0 GHSA-87x6-8m9v-g8c2

References