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CVE-2026-124992

4.8 mediumEPSS 0.1%Fix available

Medium (4.8). EPSS 0.1% estimated probability of exploitation activity in the next 30 days.

On this page
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.

Severity

CVSS 4.0

4.8 medium
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

CVSS 3.1

3.3 low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RC:C
EPSS
0.1% estimated probability of exploitation activity in the next 30 days; 2nd percentile. Scored 2026-11-10. A forecast for this CVE across the internet, not for your own systems.
CWEs
CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences
CWE-20 Improper Input Validation
OWASP Top 10
A05:2025 Injection
Published
Assigned by
VulDB (CNA)
NVD analysis
Not in the NVD yet
Record from
the CVE List, synced

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Attack patterns (CAPEC)

  • CAPEC-41 Using Meta-characters in E-mail Headers to Inject Malicious Payloads Likelihood: High · Severity: High
  • CAPEC-81 Web Server Logs Tampering Likelihood: Medium · Severity: High
  • CAPEC-93 Log Injection-Tampering-Forging Likelihood: High · Severity: High
  • CAPEC-134 Email Injection Severity: Medium

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits. More on the page of CWE-20 (51).

References

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