CVE-2024-7472: lunary Injection — Exploit & Fix

Description

lunary-ai/lunary v1.2.26 contains an email injection vulnerability in the Send email verification API (/v1/users/send-verification) and Sign up API (/auth/signup). An unauthenticated attacker can inject data into outgoing emails by bypassing the extractFirstName function using a different whitespace character (e.g., \xa0). This vulnerability can be exploited to conduct phishing attacks, damage the application's brand, cause legal and compliance issues, and result in financial impact due to unauthorized email usage.

Is your site exposed to CVE-2024-7472?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-93 CWE-93

CWE-74 CWE-74

Affected Products

Vendor	Product	Versions
lunary	lunary	All

References

Advisories & Patches

https://github.com/lunary-ai/lunary/commit/a39837d7c49936a0c435d241f37ca2ea7904d2cd

Exploits

https://huntr.com/bounties/dc1feec6-1efb-4538-9b56-ab25deb80948

Frequently Asked Questions

What is CVE-2024-7472? +

lunary-ai/lunary v1.2.26 contains an email injection vulnerability in the Send email verification API (/v1/users/send-verification) and Sign up API (/auth/signup). An unauthenticated attacker can inject data into outgoing emails by bypassing the extractFirstName function using a different whitespace character (e.g., \xa0). This vulnerability can be exploited to conduct phishing attacks, damage the application's brand, cause legal and compliance issues, and result in financial impact due to unauthorized email usage. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2024-7472? +

CVE-2024-7472 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-7472? +

CVE-2024-7472 affects products from lunary, specifically: lunary. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-7472? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-57804

h2 is a pure-Python implementation of a HTTP/2 protocol stack. Prior to version 4.3.0, an HTTP/2 request splitting vulnerability allows …

CVE-2026-49756

Improper Neutralization of CRLF Sequences ('CRLF Injection') vulnerability in wojtekmach Req allows multipart parameter smuggling via attacker-influenced part metadata. Req.Utils.encode_form_part/2 …

CVE-2024-51501

Refit is an automatic type-safe REST library for .NET Core, Xamarin and .NET The various header-related Refit attributes (Header, HeaderCollection …

CVE-2024-36459

A CRLF cross-site scripting vulnerability has been identified in certain configurations of the SiteMinder Web Agent for IIS Web Server …

CVE-2026-43968

Improper Neutralization of CRLF Sequences ('CRLF Injection') vulnerability in ninenines cowlib allows SSE event splitting and injection via unvalidated field …

CVE-2026-42258

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments …

CVE-2024-7472