What’s Vulnerable › Vulnerabilities

CVE-2023-3493: Improper Neutralization of Formula Elements in a CSV File in fossbilling/fossbilling

• Severity: high (CVSS 8.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-30 · updated 2026-06-17
• Weakness: CWE-1236

Description

Improper Neutralization of Formula Elements in a CSV File in GitHub repository fossbilling/fossbilling prior to 0.5.3.

Affected products

• FOSSBilling: before 0.5.3 — fixed in 0.5.3

How to fix

Upgrade to a fixed version: FOSSBilling 0.5.3. Check the vendor advisory for mitigations.

References

• https://github.com/fossbilling/fossbilling/commit/9402d6c4d44b77ccd68d98d1e6cedf782bd913dc
• https://huntr.dev/bounties/e9a272ca-b050-441d-a8cb-4fdecb76ccce
• https://github.com/fossbilling/fossbilling/commit/9402d6c4d44b77ccd68d98d1e6cedf782bd913dc
• https://huntr.dev/bounties/e9a272ca-b050-441d-a8cb-4fdecb76ccce

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