Directory Traversal Vulnerability in Go Programming Language
CVE-2025-22873

3.8LOW

Key Information:

Vendor

Go Standard Library

Status
Os
Vendor
CVE Published:
4 February 2026

Badges

📰 News Worthy

What is CVE-2025-22873?

This vulnerability allows unauthorized access to a parent directory of an os.Root by using a filename that ends with '../'. It poses risks as it could potentially expose sensitive information stored within the parent directory. However, this exploit is limited to accessing the direct parent directory only, and does not allow access to its ancestors or the files contained within.

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Affected Version(s)

os 0 < 1.23.9

os 1.24.0-0 < 1.24.3

News Articles

favicon imageUbuntu

CVE-2025-22873 | Ubuntu

Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things.

References

https://go.dev/cl/670036
https://go.dev/issue/73555
https://groups.google.com/g/golang-announce/c/UZoIkUT367A...

CVSS V3.1

Score:
3.8
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • 📰

    First article discovered by Ubuntu

  • Vulnerability Reserved

Credit

Dan Sebastian Thrane of SDU eScience Center
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