Bug 2547426 (CVE-2026-42532)

Summary: CVE-2026-42532 visidata: visidata: Arbitrary file write via path traversal in EmailSheet
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in VisiData. A path traversal vulnerability in the EmailSheet attachment extraction feature allows an attacker to write arbitrary files by convincing a user to process a specially crafted email (.eml) file. This flaw enables an attacker to create or overwrite critical files outside the intended destination directory on the local system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2547524    
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Description OSIDB Bzimport 2026-10-07 13:02:45 UTC
A path traversal vulnerability exists in the EmailSheet extract_parts functionality of VisiData (version(s): dev (commit 38b21f78)). A specially crafted .eml file can lead to arbitrary file write. An attacker can provide a malicious file to trigger this vulnerability.