🛡️ CVE-2025-22873
🟢 CVSS 3.8 — Low ✅ No Known Exploit CWE-23 NVD
3.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

It was possible to improperly access the parent directory of an os.Root by opening a filename ending in "../". For example, Root.Open("../") would open the parent directory of the Root. This escape only permits opening the parent directory itself, not ancestors of the parent or files contained within the parent.

Details

Severity LOW
CVSS Score 3.8
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CWE CWE-23
Public Exploit ✅ No
Source NVD
Published 2026-02-04
Updated 2026-06-02
Modified 2026-02-10

Affected Packages

Software From version Fixed in
go 1.24.0 1.24.3
golang — —
stdlib — —

References

Patch, Product https://go.dev/cl/670036
Issue Tracking, Vendor Advisory https://go.dev/issue/73555
Vendor Advisory, Issue Tracking https://pkg.go.dev/vuln/GO-2026-4403
Mailing List, Third Party Advisory http://www.openwall.com/lists/oss-security/2025/05/06/2

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