CVE-2026-47850 Spring Data REST allows mutation of the version property of immutable aggregates via PUT
Attackers can modify the version property of immutable aggregates via PUT requests, bypassing optimistic locking mechanisms in Spring Data REST.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-47850?
CVE-2026-47850 is a medium-severity vulnerability in Spring Data REST, published on 26 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Spring Data REST does not preserve the persisted version (@Version) property of an aggregate root when handling an HTTP PUT against an immutable target type. Spring Data REST 5.1.0 Spring Data REST 5.0.0 - 5.0.6 Spring Data REST 4.5.0 - 4.5.12 Spring Data REST 4.0.0 - 4.4.15 Spring Data REST 3.7.20 and earlier
Weakness: CWE-915
Which versions are affected by CVE-2026-47850?
It affects 1 product.
Products include Vmware Spring Data Rest.
How do I fix CVE-2026-47850?
Upgrade to a fixed version.
Is CVE-2026-47850 being exploited?
There is no known exploitation of CVE-2026-47850 in the wild and no public exploit code.
Other vulnerabilities in Spring Data REST
- CVE-2026-41729 Spring Data REST SpEL Injection via Map Key in JSON Patch
- CVE-2026-41728 Spring Data REST JSON Patch bypasses Jackson read-only property protection on nested objects and collections
- CVE-2026-47849 Spring Data REST allows mutation of identifier and version properties via JSON Patch
- CVE-2026-41730 Spring Data REST exposes persistence-layer internals in error responses
- CVE-2026-41837 Spring Data REST Querydsl integration exposes Jackson-hidden persistent fields as filter keys
Sources
Also known as CLSA-2026-1791534183, CLSA-2026-1792422770, CLSA-2026-1792429350, CLSA-2026-1792590681, CLSA-2026-1792663094, CLSA-2026-1792669133 and 1 more.