How severe is CVE-2026-22739?

CVE-2026-22739 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2026-22739 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22739?

CVE-2026-22739 affects Vmware Spring Cloud Config. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22739?

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.

Does CVE-2026-22739 have an EU (EUVD) identifier?

Yes. CVE-2026-22739 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14664.

When was CVE-2026-22739 published?

CVE-2026-22739 was published on 2026-03-24 and last updated on 2026-09-04.

CVE-2026-22739

CVE-2026-22739 is a high-severity vulnerability in Vmware Spring Cloud Config with a CVSS 3.x base score of 8.6. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-14664
Weakness: CWE-22
Affected product: Vmware Spring Cloud Config
Published: 2026-03-24
Last modified: 2026-09-04

Description

Vulnerability in Spring Cloud when substituting the profile parameter from a request made to the Spring Cloud Config Server configured to the native file system as a backend, because it was possible to access files outside of the configured search directories.This issue affects Spring Cloud: from 3.1.X before 3.1.13, from 4.1.X before 4.1.9, from 4.2.X before 4.2.3, from 4.3.X before 4.3.2, from 5.0.X before 5.0.2.

Frequently asked questions

What is CVE-2026-22739?: Vulnerability in Spring Cloud when substituting the profile parameter from a request made to the Spring Cloud Config Server configured to the native file system as a backend, because it was possible to access files outside of the configured search directories.This issue affects Spring Cloud: from 3.1.X before 3.1.13, from 4.1.X before 4.1.9, from 4.2.X before 4.2.3, from 4.3.X before 4.3.2, from 5.0.X before 5.0.2.
How severe is CVE-2026-22739?: CVE-2026-22739 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2026-22739 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22739?: CVE-2026-22739 affects Vmware Spring Cloud Config. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22739?: 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.
Does CVE-2026-22739 have an EU (EUVD) identifier?: Yes. CVE-2026-22739 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-14664.
When was CVE-2026-22739 published?: CVE-2026-22739 was published on 2026-03-24 and last updated on 2026-09-04.

References

https://spring.io/security/cve-2026-22739

Affected products (1)

cpe:2.3:a:vmware:spring_cloud_config:*:*:*:*:*:*:*:*

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