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CVE-2026-41837: Spring Data REST Querydsl integration exposes Jackson-hidden persistent fields as filter keys

• Severity: medium (CVSS 5.3 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: 2026-06-09 · updated 2026-07-23
• Weakness: CWE-284

Description

Spring Data REST's Querydsl integration accepts arbitrary persistent property paths as request-parameter filter keys and does not consider Jackson customizations before handing them to Querydsl. Affected versions: Spring Data REST 3.7.0 through 3.7.19; 4.3.0 through 4.3.16; 4.4.0 through 4.4.14; 4.5.0 through 4.5.11; 5.0.0 through 5.0.5.

Affected products

• Spring Data REST: from 3.7.0 before 3.7.20; from 4.3.0 before 4.3.17; from 4.4.0 before 4.4.15; from 4.5.0 before 4.5.11.1; from 5.0.0 before 5.0.5.1 — fixed in 3.7.20, 4.3.17, 4.4.15, 4.5.11.1, 5.0.5.1
• Spring Data REST: from 3.7.0 before 3.7.20; from 4.3.0 before 4.3.17; from 4.4.0 before 4.4.15; from 4.5.0 before 4.5.11.1; from 5.0.0 before 5.0.5.1 — fixed in 3.7.20, 4.3.17, 4.4.15, 4.5.11.1, 5.0.5.1

How to fix

Upgrade to a fixed version: Spring Data REST 3.7.20, 4.3.17, 4.4.15, 4.5.11.1; Spring Data REST 3.7.20, 4.3.17, 4.4.15, 4.5.11.1. Check the vendor advisory for mitigations.

References

• https://spring.io/security/cve-2026-41837

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