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CVE-2023-6548

Improper Control of Generation of Code

CVSS 3.1 Medium 5.5Known exploited (CISA KEV)

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Description

Improper Control of Generation of Code ('Code Injection') in NetScaler ADC and NetScaler Gateway allows an attacker with access to NSIP, CLIP or SNIP with management interface to perform Authenticated (low privileged) remote code execution on Management Interface.

Official description from the CVE record, published by Citrix. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org

Key data

CVSS 3.1 Medium 5.5

Score published by Citrix in the CVE record.

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

  • Attack vector: Adjacent

    The attacker needs to be on the same shared network segment or a closely related one.

  • Attack complexity: Low

    No special conditions are needed. The attack can be repeated at will.

  • Privileges required: Low

    A basic user account is needed.

  • User interaction: None

    No action from any user is needed.

  • Scope: Unchanged

    The impact stays within the vulnerable component.

  • Confidentiality impact: Low

    Limited effect on the secrecy of data.

  • Integrity impact: Low

    Limited effect on the trustworthiness of data.

  • Availability impact: Low

    Limited effect on availability.

CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.

EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.
Score
0.03191 (3.2% probability)
Percentile
88.2%
Scores of
Nov 10, 2026
Model
v2026.06.15

CISA Known Exploited Vulnerabilities

This CVE is listed in the CISA KEV catalog.
Name in the catalog
Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability
Added to the catalog
Jan 17, 2024
Federal due date
Jan 24, 2024

CISA assessment as of Jan 18, 2024

Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA.
Exploitation
Recorded by CISA as active
Automatable
no
Technical impact
total

Weakness (CWE)

CWE catalog version 5.0.
CWE names: Copyright © 2006-2026, The MITRE Corporation. See /security/cve/legal for the CWE license.
  • CWE-94Improper Control of Generation of Code

Affected products

Products listed in the CVE record, as the CNA published them.

  • Cloud Software Group NetScaler ADC

    • affected: 14.1 up to before 12.35
    • affected: 13.1 up to before 51.15
    • affected: 13.0 up to before 92.21
    • affected: 13.1-FIPS up to before 37.176
    • affected: 12.1-FIPS up to before 55.302
    • affected: 12.1-NDcPP up to before 55.302

  • Cloud Software Group NetScaler Gateway

    • affected: 14.1 up to before 12.35
    • affected: 13.1 up to before 51.15
    • affected: 13.0 up to before 92.21

References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

Timeline

  1. ID reserved
  2. Added to CISA KEV
  3. Record published
  4. Record last updated

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About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.
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Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:49 UTC. Sources and licenses