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CVE-2026-124992
nushell Data Conversion ser.rs escape_bytes control sequence
Overview
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.

Details
INFO

Published Date :

Nov. 9, 2026, 8:30 p.m.

Last Modified :

Nov. 9, 2026, 8:30 p.m.

Remotely Exploit :

No

Source :

VulDB
Impact
Affected Products

The following products are affected by CVE-2026-124992 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Nushell nushell
: Total Affected Vendor : 1 | Products : 1
Solution
Update nushell to a version that includes the fix for improper neutralization of escape sequences.
  • Update nushell to a patched version.
  • Apply the pull request that fixes the vulnerability.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

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EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
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