Unrated severityNVD Advisory· Published Nov 9, 2026
nushell Data Conversion ser.rs escape_bytes control sequence
CVE-2026-124992
Description
A vulnerability was identified in nushell up to 0.116.1. Impacted is the function escape_bytes of the file crates/nu-json/src/ser.rs of the component Data Conversion Handler. The manipulation leads to improper neutralization of escape, meta, or control sequences. The attack must be carried out locally. The pull request to fix this issue awaits acceptance.
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Affected products
1Patches
Vulnerability mechanics
References
6- github.com/nushell/nushell/pull/19443mitreissue-trackingpatch
- vuldb.com/cve/CVE-2026-124992mitrethird-party-advisory
- vuldb.com/submit/1040563mitrethird-party-advisory
- github.com/nushell/nushell/issues/19197mitreissue-tracking
- vuldb.com/vuln/433164mitrevdb-entrytechnical-description
- vuldb.com/vuln/433164/ctimitresignaturepermissions-required
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