Path Traversal in VisiData (CVE-2026-42532)
Summary
Path traversal in VisiData (CVE-2026-42532). Data can be tampered with by attackers.
Original description
The description as published by the source.
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.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-42532 has been found in VisiData.
Data can be tampered with by attackers. CVSS score: 5.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "VisiData CVE-2026-42532" on the vendor's site.
CVE-2026-42532 (VisiData) — CWE-22 / CVSS v3 5.5
Attack vector: local / unauthenticated
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
Path traversal (CWE-22) exists in VisiData.
Check the vendor advisory for the affected versions of VisiData.
Severity: Medium (CVSS 5.5/10). Data can be tampered with by attackers.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'VisiData' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'VisiData' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で
VisiDataを grep し、稼働しているサービス・バージョンを把握する。 -
2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- web talos-cna@cisco.com
- web nvd.nist.gov
- web github.com