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High

Spring Cloud Config Server: Path Traversal via Profile Parameter Allows Arbitrary File Access

  • Disclosed: 24.03.2026
  • Updated: 11.10.2026 12:22

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 software

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PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) org.springframework.cloud:spring-cloud-config-server >= 4.3.0, < 4.3.2, >= 5.0.0-M1, < 5.0.2, >= 4.2.0, <= 4.2.4, >= 4.0.0, <= 4.1.7, <= 3.1.10 4.3.2, 5.0.2

References

CVSS score 8.6/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
Weakness (CWE)
CWE-22
Platform
Java / Kotlin (Maven)
Package
org.springframework.cloud:spring-cloud-config-server
Disclosed
24.03.2026
Updated
11.10.2026 12:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-3qwq-q9vm-5j42 - CC BY 4.0

Vulnerability history: org.springframework.cloud:spring-cloud-config-server

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
8
First → latest
05.2019 05.2026
Without a fix
0
Exploited in attacks
1

Severity breakdown

  • Critical 1
  • High 4
  • Medium 3

Disclosures per year

  1. Spring Cloud Config Server Logged Sensitive Information
    Medium · 4.4 CVE-2026-41004 >= 3.1.0, <= 3.1.13, >= 4.1.0, <= 4.1.9, >= 4.2.0, <= 4.2.6, >= 4.3.0, < 4.3.3, >= 5.0.0, < 5.0.3, >= 3.0.0, <= 3.0.7 4.3.3, 5.0.3
  2. Spring Cloud Config Server Susceptible To TOCTOU Attack
    High · 7.2 CVE-2026-41002 >= 3.1.0, <= 3.1.13, >= 4.1.0, <= 4.1.9, >= 4.2.0, <= 4.2.6, >= 4.3.0, < 4.3.3, >= 5.0.0, < 5.0.3, >= 3.0.0, <= 3.0.7 4.3.3, 5.0.3
  3. Spring Cloud Config vulnerable to Path Traversal
    Critical · 9.1 CVE-2026-40982 <= 3.1.13, >= 4.1.0, <= 4.1.9, >= 4.2.0, <= 4.2.6, >= 4.3.0, < 4.3.3, >= 5.0.0, < 5.0.3 4.3.3, 5.0.3
  4. Spring Cloud Config has an Authorization Bypass Through User-Controlled Key
    High · 7.5 CVE-2026-40981 >= 3.1.0, <= 3.1.13, >= 4.1.0, <= 4.1.9, >= 4.2.0, <= 4.2.6, >= 4.3.0, < 4.3.3, >= 5.0.0, < 5.0.3 4.3.3, 5.0.3
  5. Spring Cloud Config Server: Path Traversal via Profile Parameter Allows Arbitrary File Access this entry
    High · 8.6 CVE-2026-22739 >= 4.3.0, < 4.3.2, >= 5.0.0-M1, < 5.0.2, >= 4.2.0, <= 4.2.4, >= 4.0.0, <= 4.1.7, <= 3.1.10 4.3.2, 5.0.2
  6. Directory traversal attack in Spring Cloud Config
    High · 7.5 Exploited in attacks CVE-2020-5410 >= 2.1.0, < 2.1.9, >= 2.2.0, < 2.2.3 2.1.9, 2.2.3
  7. Directory traversal attack in Spring Cloud Config
    Medium · 6.5 CVE-2020-5405 >= 2.1.0, < 2.1.7, >= 2.2.0, < 2.2.2 2.1.7, 2.2.2
  8. Path Traversal in Spring Cloud Config
    Medium · 6.5 CVE-2019-3799 < 1.4.6, >= 2.0.0, < 2.0.4, >= 2.1.0, < 2.1.2 1.4.6, 2.0.4, 2.1.2

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