How severe is CVE-2026-47849?

CVE-2026-47849 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2026-47849 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-47849?

CVE-2026-47849 affects Vmware Spring Data Rest. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-47849?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-47849 published?

CVE-2026-47849 was published on 2026-08-27 and last updated on 2026-09-02.

CVE-2026-47849

CVE-2026-47849 is a high-severity vulnerability in Vmware Spring Data Rest with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-915.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-915
Affected product: Vmware Spring Data Rest
Published: 2026-08-27
Last modified: 2026-09-02

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

Frequently asked questions

What is CVE-2026-47849?: 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
How severe is CVE-2026-47849?: CVE-2026-47849 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2026-47849 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-47849?: CVE-2026-47849 affects Vmware Spring Data Rest. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-47849?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-47849 published?: CVE-2026-47849 was published on 2026-08-27 and last updated on 2026-09-02.

References

https://spring.io/security/cve-2026-47849

Affected products (1)

cpe:2.3:a:vmware:spring_data_rest:*:*:*:*:*:*:*:*

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