CVE-2020-5423

7.5 highEPSS 1.1%

High (7.5) in cloudfoundry. EPSS 1.1% chance of exploitation in the next 30 days.

CAPI (Cloud Controller) versions prior to 1.101.0 are vulnerable to a denial-of-service attack in which an unauthenticated malicious attacker can send specially-crafted YAML files to certain endpoints, causing the YAML parser to consume excessive CPU and RAM.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)
CWE: CWE-400
Published: 2020-12-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

cloudfoundry:capi-release
cloudfoundry:cf-deployment

References

https://www.cloudfoundry.org/blog/cve-2020-5423
https://www.cloudfoundry.org/blog/cve-2020-5423

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