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CVE-2024-23828· NVD / CVE Program· CNA GitHub_M

Nginx-UI authenticated RCE through injecting into the application config via CRLF

Nginx-UI is a web interface to manage Nginx configurations. It is vulnerable to an authenticated arbitrary command execution via CRLF attack when changing the value of test_config_cmd or start_cmd. This vulnerability exists due to an incomplete fix for CVE-2024-22197 and CVE-2024-22198. This vulnerability has been patched in version 2.0.0.beta.12.

HighCVSS 8.8 · v3.1—No exploit Fix available
Published
Jan 29, 2024
Updated
Jun 17, 2026
EPSS
1.1% · 63th percentile
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Report tools

JSON

Action score

35

Monitor

Low priority for now.

CVSS
35 / 40 · 8.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.1%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
8.8
CNA · GitHub_M
8.8
agree

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Noroxi analysis

No Noroxi analysis for this record yet

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Affected systems

VendorProduct
nginxuinginx ui

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • nginxui nginx uibefore 2.0.0
  • nginxui nginx ui2.0.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (GitHub_M). Independent of NVD's CPE analysis and usually ahead of it.

  • 0xJacky nginx-ui

    • < v2.0.0.beta.12affected

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Gogithub.com/0xJacky/Nginx-UIbefore 1.9.10-0.20240126104956-d70e37c8575e1.9.10-0.20240126104956-d70e37c8575e
Gogithub.com/0xJacky/Nginx-UIall versions—

Same product

nginxui: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-49368Unchecked logrotate settings lead to arbitrary command execution
    43Plan
  • CVE-2026-33032Nginx UI: Unauthenticated MCP Endpoint Allows Remote Nginx Takeover
    40Plan
  • CVE-2026-44015Nginx UI: Server-Side Request Forgery (SSRF) via Cluster Proxy Middleware Allows Access to Internal Services
    39Monitor
  • CVE-2026-42222nginx-ui: Unauthenticated first-boot instance claim via POST /api/install allows remote bootstrap takeover
    39Monitor
  • CVE-2026-42221nginx-ui: Unauthenticated First-Run Installer Allows Remote Initial Admin Claim
    39Monitor
  • CVE-2026-33030Nginx UI: Unencrypted Storage of DNS API Tokens and ACME Private Keys
    39Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
0xJacky nginx-ui2.0.0.beta.12 · descriptionVendor (CNA)
Go:github.com/0xJacky/Nginx-UI1.9.10-0.20240126104956-d70e37c8575ePackage registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records