CVE-2024-38820
CVE-2024-38820: Spring Framework DataBinder Case Sensitive Match Exception
- Published
- Oct 18, 2024
- Updated
- Nov 29, 2024
- Assigning CNA
- vmware
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:NLow · next 30 days
- Percentile
- 47.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The fix for CVE-2022-22968 made disallowedFields patterns in DataBinder case insensitive. However, String.toLowerCase() has some Locale dependent exceptions that could potentially result in fields not protected as expected.
Sources
1Proof-of-concept exploit for CVE-2024-38820, demonstrating locale-dependent case conversion bypass of Spring Framework DataBinder disallowedFields protection, with automated testing and mitigation guidance.
Responsible use
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