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CVE-2024-46256

31
FAUCET Score

CVE-2024-46256 is a critical command injection vulnerability in Nginx Proxy Manager version 2.11.3, specifically within the requestLetsEncryptSsl function, allowing unauthenticated remote code execution. With a CVSS score of 9.8, it presents a severe risk as attackers can exploit it over the network with low complexity and no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While there are no known public exploits in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion, indicating high awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
2.11.3CPE matchmatch criteria
cpe:2.3:a:jc21:nginx_proxy_manager:2.11.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.08%
Probability of exploitation in next 30 days
EPSS Percentile
86.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0308 is in the 78th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / barttran2k/POC_CVE-2024-46256
Exploit
github.com / NginxProxyManager/nginx-proxy-manager/blob/v2.11.3/backend/internal/certificate.js
Product
github.com / NginxProxyManager/nginx-proxy-manager/commit/99cce7e2b0da2978411cedd7cac5fffbe15bc466
Product
github.com / NginxProxyManager/nginx-proxy-manager/pull/4073/commits/c39d5433bcd13993def222bbb2b6988bbb810a05
Patch