High severity · published Aug 27, 2026
CVE-2026-47849
Spring Data REST allows mutation of identifier and version properties via JSON Patch
7.1
CVSS
0.4%
EPSS
No
On KEV
Description
Spring Data REST does not guard identifier (@Id) and version (@Version) properties against mutation via RFC 6902 JSON Patch (application/json-patch+json) requests.
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
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SD
Spring Data REST · Spring
5.1.0; 5.0.0 through 5.0.6; 4.5.0 through 4.5.12; 4.0.0 through 4.4.15; through 3.7.20 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-47849
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-47849
Vendor Advisory
https://spring.io/security/cve-2026-47849
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