CVE-2020-5405
Directory Traversal with spring-cloud-config-server
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
- Record
CVE-2020-5405- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-23, CWE-22
- Updated
- 2026-11-02
CVE List No score
Directory Traversal with spring-cloud-config-server
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
- Record
CVE-2020-5405- Weakness
- CWE-23
- Updated
- 2026-11-02
EUVDEUVD-2020-0490 No score
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
- Record
EUVD-2020-0490- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g86w-v5vg-9gxf
Directory traversal attack in Spring Cloud Config
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
- Record
GHSA-g86w-v5vg-9gxf- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-22, CWE-23
- Updated
- 2026-11-02
OSV
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
- Record
CVE-2020-5405- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-g86w-v5vg-9gxf
Directory traversal attack in Spring Cloud Config
Spring Cloud Config, versions 2.2.x prior to 2.2.2, versions 2.1.x prior to 2.1.7, and older unsupported versions allow applications to serve arbitrary configuration files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead a directory traversal attack.
- Record
GHSA-g86w-v5vg-9gxf- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-22, CWE-23
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.springframework.cloud:spring-cloud-config-serverMaven |
2.1.0 up to 2.1.7 | 2.1.7 |
org.springframework.cloud:spring-cloud-config-serverMaven |
2.2.0 up to 2.2.2 | 2.2.2 |
org.springframework.cloud:spring-cloud-config-serverMaven |
2.1.0 up to 2.1.7, plus listed versions 2.1.0.RELEASE2.1.1.RELEASE2.1.2.RELEASE2.1.3.RELEASE2.1.4.RELEASE2.1.5.RELEASE2.1.6.RELEASE |
2.1.7 |
org.springframework.cloud:spring-cloud-config-serverMaven |
2.2.0 up to 2.2.2, plus listed versions 2.2.0.RELEASE2.2.1.RELEASE |
2.2.2 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | Spring Cloud Config - Local File Inclusion | |
| PoC in GitHub | shoucheng3/spring-cloud__spring-cloud-config_CVE-2020-5405_2-1-6-RELEASE | 2025-08-20 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-5405 is a medium vulnerability (CVSS 6.5) in Spring Cloud Config, published March 5, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 68.5%, the 99th percentile. Fixed in org.springframework.cloud:spring-cloud-config-server 2.1.7.