What’s Vulnerable › Vulnerabilities

CVE-2023-4509

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-18 · updated 2026-06-17
• Weakness: CWE-319

Description

It is possible for an API key to be logged in clear text in the audit log file after an invalid login attempt.

Affected products

• Octopus Deploy Octopus Server: from 2018.9.0 before 2023.4.296 — fixed in 2023.4.296

How to fix

Upgrade to a fixed version: Octopus Deploy Octopus Server 2023.4.296. Check the vendor advisory for mitigations.

References

• https://advisories.octopus.com/post/2024/sa2024-02/
• https://advisories.octopus.com/post/2024/sa2024-02/

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