CVE-2026-124992

nushell Data Conversion ser.rs escape_bytes control sequence

Published Nov 9, 2026 CVSS 4.0 · 4.8 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title nushell Data Conversion ser.rs escape_bytes control sequence
First Time appeared Nushell
Nushell nushell
Weaknesses CWE-150
CWE-20
CPEs cpe:2.3:a:nushell:nushell:*:*:*:*:*:*:*:*
Vendors & Products Nushell
Nushell nushell
References
Metrics cvssV2_0

{'score': 1.7, 'vector': 'AV:L/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 3.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Nov 10, 2026, 7:07 PM
Reserved
Nov 9, 2026, 3:31 PM
Status
Deferred
Published
Nov 9, 2026, 10:18 PM
Modified
Nov 10, 2026, 7:21 PM