CVE-2023-3493— Improper Neutralization of Formula Elements in a CSV File in fossbilling/fossbilling
Quick assessment
Affected
fossbilling fossbilling/fossbilling
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
fossbilling是一种用于高效计费和客户管理的免费开源解决方案。 fossbilling 0.5.3之前版本存在安全漏洞，该漏洞源于CSV 文件中的公式元素中和不当。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-3493
Vulnerability Information
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Vulnerability Title
Improper Neutralization of Formula Elements in a CSV File in fossbilling/fossbilling
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Formula Elements in a CSV File in GitHub repository fossbilling/fossbilling prior to 0.5.3.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1236
Source: CVE Program / CVE List V5
Vulnerability Title
fossbilling 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
fossbilling是一种用于高效计费和客户管理的免费开源解决方案。 fossbilling 0.5.3之前版本存在安全漏洞，该漏洞源于CSV 文件中的公式元素中和不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| fossbilling | fossbilling/fossbilling | unspecified ~ 0.5.3 | - |
|
II. Public POCs for CVE-2023-3493
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2023-3493 (1)
Vendor Advisories for CVE-2023-3493 (1)
Same Patch Batch · fossbilling · 2023-06-30 · 3 CVEs total
| CVE-2023-3491 | Unrestricted Upload of File with Dangerous Type in fossbilling/fossbilling | |
| CVE-2023-3490 | SQL Injection in fossbilling/fossbilling |
IV. Related Vulnerabilities
Same product: fossbilling/fossbilling
-
CVE-2023-4005
Insufficient Session Expiration in fossbilling/fossbilling -
CVE-2023-3521
Cross-site Scripting (XSS) - Reflected in fossbilling/fossbi -
CVE-2023-3491
Unrestricted Upload of File with Dangerous Type in fossbilli -
CVE-2023-3490
SQL Injection in fossbilling/fossbilling -
CVE-2023-3394
Session Fixation in fossbilling/fossbilling
Same vendor: fossbilling
-
CVE-2026-53648
FOSSBilling: Downloadable product files can be overwritten t -
CVE-2026-53647
FOSSBilling vulnerable to unauthenticated API key configurat -
CVE-2026-53646
FOSSBilling: Client password reset token reuse allows persis -
CVE-2026-53645
FOSSBilling's missing self-edit prevention in staff permissi -
CVE-2026-53644
FOSSBilling's missing order-state validation allows clients
Same weakness: CWE-1236
-
CVE-2026-93581
Insufficient Neutralization of Formula Elements in CSV Expor -
CVE-2026-108579
OpenPanel through 2.3.0 CSV Formula Injection via Cohort Mem -
CVE-2026-100564
OpenClaw before 2026.8.1 CSV Formula Injection via Attendanc -
CVE-2026-100563
OpenClaw before 2026.8.1 CSV Formula Injection via Session L -
CVE-2026-89246
WWBN AVideo CSV Formula Injection via myComments.download.ph
V. Comments for CVE-2023-3493
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