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Nginx Ui CVE-2024-49368

HIGH
Improper Input Validation (CWE-20)
2024-10-21 security-advisories@github.com
Information Disclosure Nginx Nginx Ui Nginxui
8.9
CVSS 4.0 · Vendor: github
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Vulnerability Assessment

Weakness
CWE
CWE-20
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Impact

CVSS score of 8.9 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity + EPSS > 10%.
No patch listed yet 23.5% exploitation probability (EPSS)

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AnalysisAI

Nginx UI is a web user interface for the Nginx web server. Rated high severity (CVSS 8.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

This vulnerability is classified under CWE-20. Nginx UI is a web user interface for the Nginx web server. Prior to version 2.0.0-beta.36, when Nginx UI configures logrotate, it does not verify the input and directly passes it to exec.Command, causing arbitrary command execution. Version 2.0.0-beta.36 fixes this issue. Affected products include: Nginxui Nginx Ui. Version information: version 2.0.0.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

Vendor (github) PRIMARY 8.9 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Primary rating from Vendor (github) · only source for this CVE.

CVSS VectorVendor: github

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.0.0-beta.36, when Nginx UI configures logrotate, it does not verify the input and directly passes it to exec.Command, causing arbitrary command execution. Version 2.0.0-beta.36 fixes this issue.

Threat Intelligence Overview

EPSS Score
23.5%
Top 2% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 23.5%
Patch available No
Active threat Yes
Deciding rule
HIGH severity + EPSS > 10%
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

87
Low Medium High Critical
KEV: 0
EPSS: +23
CVSS: +44
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:nginxui:nginx_ui:*:*:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta10:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta10_patch:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta11:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta12:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta13:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta13-patch:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta14:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta15:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta16:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta17:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta18:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta18-patch1:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta18-patch2:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta19:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta2:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta20:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta21:*:*:*:*:*:*
cpe:2.3:a:nginxui:nginx_ui:2.0.0:beta22:*:*:*:*:*:*
+ 29 more

More in Nginx Ui

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CVE-2026-27944 CRITICAL POC
9.8 Mar 05

Unauthenticated backup download and RCE in Nginx UI before 2.3.3. EPSS 1.0%. PoC available.
CVE-2026-42221 CRITICAL POC
9.8 May 04

Unauthenticated attackers who can reach a fresh, uninitialized Nginx UI instance before version 2.3.8 during its first-r
CVE-2024-49366 HIGH POC
7.7 Oct 21

Nginx UI is a web user interface for the Nginx web server. Rated high severity (CVSS 7.7), this vulnerability is remotel
CVE-2026-42223 MEDIUM POC
6.5 May 04

nginx-ui versions prior to 2.3.8 expose 40+ protected configuration fields through the GetSettings API to authenticated

CVE-2026-42220 MEDIUM POC
6.5 May 04

nginx-ui prior to version 2.3.8 exposes sensitive configuration values including node.secret via an authenticated GET /a
CVE-2026-44015 CRITICAL
9.9 May 12

Server-side request forgery in Nginx UI through 2.3.4 lets any authenticated user redirect API requests to an attacker-c
CVE-2026-42222 CRITICAL
9.8 May 04

Unauthenticated bootstrap takeover in Nginx UI 2.3.5: any remote client that can reach a still-uninitialized instance du
CVE-2024-23827 CRITICAL
9.8 Jan 29

Nginx-UI is a web interface to manage Nginx configurations. Rated critical severity (CVSS 9.8), this vulnerability is re
CVE-2026-107806 CRITICAL
9.4 Oct 09

Authenticated administrators of Nginx UI releases 2.3.8 through 2.4.x can achieve remote code execution on the host by a
CVE-2026-42238 CRITICAL
9.0 May 04

Remote code execution as root in nginx-ui versions before 2.3.8 via unauthenticated backup restore within 10-minute star
CVE-2026-84318 HIGH
8.8 Oct 12

Configuration-validation bypass in Nginx UI (versions 2.0.0-rc.6 through 2.4.0) lets an authenticated low-privilege user
CVE-2026-84313 HIGH
8.8 Oct 12

Nginx UI installations before 2.4.1 expose two account-security endpoints, POST /api/otp_enroll and POST /api/finish_pas

Same weakness CWE-20 – Improper Input Validation

View all
CVE-2021-44228 CRITICAL POC
10.0
CVE-2024-3400 CRITICAL POC
10.0
CVE-2022-47966 CRITICAL POC
9.8
CVE-2023-22515 CRITICAL POC
9.8
CVE-2009-0927 HIGH POC
8.8
CVE-2017-9791 CRITICAL POC
9.8
CVE-2017-15944 CRITICAL POC
9.8
CVE-2019-0604 CRITICAL POC
9.8

Same technique Information Disclosure

View all
CVE-2019-2725 CRITICAL POC
9.8
CVE-2021-34523 CRITICAL POC
9.0
CVE-2013-2251 CRITICAL POC
9.8
CVE-2017-5638 CRITICAL POC
9.8
CVE-2025-24813 CRITICAL POC
9.8
CVE-2025-68613 HIGH POC
8.8
CVE-2015-1701 HIGH POC
7.8
CVE-2017-0147 HIGH POC
7.5

References

Advisories & patches
REF https://github.com/0xJacky/nginx-ui/releases/tag/v2.0.0-beta.36

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