How severe is CVE-2026-41847?

CVE-2026-41847 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-41847 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-41847?

CVE-2026-41847 affects Vmware Spring Framework. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-41847?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-41847 have an EU (EUVD) identifier?

Yes. CVE-2026-41847 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35335.

When was CVE-2026-41847 published?

CVE-2026-41847 was published on 2026-06-09 and last updated on 2026-06-17.

CVE-2026-41847

CVE-2026-41847 is a medium-severity vulnerability in Vmware Spring Framework with a CVSS 3.x base score of 4.8. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35335
Weakness: CWE-284
Affected product: Vmware Spring Framework
Published: 2026-06-09
Last modified: 2026-06-17

Description

Spring WebFlux applications may be vulnerable to a security bypass when using the Kotlin Router DSL. Affected versions: Spring Framework 5.3.0 through 5.3.48.

Frequently asked questions

What is CVE-2026-41847?: Spring WebFlux applications may be vulnerable to a security bypass when using the Kotlin Router DSL. Affected versions: Spring Framework 5.3.0 through 5.3.48.
How severe is CVE-2026-41847?: CVE-2026-41847 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-41847 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-41847?: CVE-2026-41847 affects Vmware Spring Framework. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-41847?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-41847 have an EU (EUVD) identifier?: Yes. CVE-2026-41847 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35335.
When was CVE-2026-41847 published?: CVE-2026-41847 was published on 2026-06-09 and last updated on 2026-06-17.

References

https://spring.io/security/cve-2026-41847

Affected products (1)

cpe:2.3:a:vmware:spring_framework:*:*:*:*:*:*:*:*

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