Go
CVE-2025-22873
LOW
Severity by source
AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Lifecycle Timeline
3DescriptionCVE.org
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.
AnalysisAI
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. [CVSS 3.8 LOW]
Technical ContextAI
Affects Go. 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.
RemediationAI
A vendor patch is available — apply it immediately.
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Same weakness CWE-23 – Relative Path Traversal
View allSame technique Path Traversal
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External POC / Exploit Code
Leaving vuln.today