CVE-2026-22739

Spring Cloud Config Profile Substitution Can Allow Unintended Access To Files And Enable SSRF Attacks

HIGH

8.6

CVSS Score

Published: March 24, 2026 at 12:16 AM UTC

Updated: September 4, 2026 at 08:16 PM UTC

2 products affected across 2 vendorsSpring Cloud ConfigSpring Cloud Config

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Severity

HIGH8.6

Exploit prediction

EPSS 1%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Spring Cloud Config · VMware

95%

v < 3.1.134.1.0 ≤ v < 4.1.94.2.0 ≤ v < 4.2.64.3.0 ≤ v < 4.3.25.0.0 ≤ v < 5.0.2

Affected range stops below 3.1.13, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.1.9, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.2.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.3.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.0.2, so it looks safe — our inference, not a vendor statement

Spring Cloud Config · Spring

60%

3.1.x ≤ v < 3.1.134.1.x ≤ v < 4.1.94.2.x ≤ v < 4.2.34.3.x ≤ v < 4.3.25.0.x ≤ v < 5.0.23.1.x 4.1.x 4.2.x 4.3.x 5.0.x

Affected range stops below 3.1.13, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.1.9, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.2.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.3.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.0.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

Vendor Advisory

Source: cverecord

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

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.6HIGHvmware

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: LOW
Availability: LOW

Vector?

Quick Info

StatusUNDERGOING ANALYSIS

CWE

CWE-22

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