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Nginx Proxy Manager CVE-2019-15517

MEDIUM
Path Traversal (CWE-22)
2019-08-23 cve@mitre.org
5.5
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK

2 techniques across 2 tactics: Discovery, Collection

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 5.5 (MEDIUM). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

A local attacker with access to the system could access files and directories outside the intended path.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.7% exploitation probability (EPSS)

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AnalysisAI

jc21 Nginx Proxy Manager before 2.0.13 allows %2e%2e%2f directory traversal. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. This Path Traversal vulnerability could allow attackers to access files and directories outside the intended path.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. jc21 Nginx Proxy Manager before 2.0.13 allows %2e%2e%2f directory traversal. Affected products include: Jc21 Nginx Proxy Manager. Version information: before 2.0.13.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

jc21 Nginx Proxy Manager before 2.0.13 allows %2e%2e%2f directory traversal.

Threat Intelligence Overview

EPSS Score
0.7%
Top 50% exploitable
Data Quality
3 sources
Confidence: Low

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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.7%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

29
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.

Affected Products (CPE)NVD

cpe:2.3:a:jc21:nginx_proxy_manager:*:*:*:*:*:*:*:*
CVE-2024-46256 CRITICAL POC
9.8 Sep 27

A Command injection vulnerability in requestLetsEncryptSsl in NginxProxyManager 2.11.3 allows an attacker to RCE via Add

CVE-2023-27224 CRITICAL POC
9.8 Mar 22

An issue found in NginxProxyManager v.2.9.19 allows an attacker to execute arbitrary code via a lua script to the config

CVE-2023-23596 HIGH POC
8.8 Jan 20

jc21 NGINX Proxy Manager through 2.9.19 allows OS command injection. Rated high severity (CVSS 8.8), this vulnerability

CVE-2024-46257 MEDIUM POC
6.3 Sep 27

A Command injection vulnerability in requestLetsEncryptSslWithDnsChallenge in NginxProxyManager 2.11.3 allows an attacke

CVE-2026-93964 MEDIUM POC
5.5 Sep 20

The certificate validation route in Nginx Proxy Manager through 2.15.1 (internalCertificate.validate in backend/internal

CVE-2026-102334 CRITICAL
9.1 Sep 28

Missing rate limiting on the authentication API of Nginx Proxy Manager through 2.16.0 allows unauthenticated remote atta

CVE-2024-39935 HIGH
8.8 Jul 04

jc21 NGINX Proxy Manager before 2.11.3 allows backend/internal/certificate.js OS command injection by an authenticated u

CVE-2022-28379 MEDIUM POC
4.8 Apr 03

jc21.com Nginx Proxy Manager before 2.9.17 allows XSS during item deletion. Rated medium severity (CVSS 4.8), this vulne

CVE-2026-40519 HIGH
7.7 Jun 08

Authenticated remote code execution in Nginx Proxy Manager versions 2.9.14 through 2.15.1 allows users holding the certi

CVE-2026-102335 HIGH
7.1 Sep 28

Broken access control in Nginx Proxy Manager through 2.16.0 lets a non-administrative user who has been granted 'manage'

CVE-2025-50579 MEDIUM
5.3 Aug 19

A CORS misconfiguration in Nginx Proxy Manager v2.12.3 allows unauthorized domains to access sensitive data, particularl

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