Spring Cloud PT via Profile Param (<3.1.13/4.1.9/4.2.3/4.3.2/5.0.2)
CVE-2026-22739 Published on March 24, 2026
Spring Cloud Config Profile Substitution Can Allow Unintended Access To Files And Enable SSRF Attacks
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.
Vulnerability Analysis
CVE-2026-22739 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is a Directory traversal Vulnerability?
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
CVE-2026-22739 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2026-22739
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Affected Versions
Spring Cloud:- Version 3.1.x and below 3.1.13 is affected.
- Version 4.1.x and below 4.1.9 is affected.
- Version 4.2.x and below 4.2.3 is affected.
- Version 4.3.x and below 4.3.2 is affected.
- Version 5.0.x and below 5.0.2 is affected.