CVE-2023-5443: User Enumeration in EDM Informatic's E-Invoice Software

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-27 · updated 2026-06-17
Weakness: CWE-1320

Description

Improper Protection for Outbound Error Messages and Alert Signals vulnerability in EDM Informatics E-invoice allows Account Footprinting. This issue affects E-invoice: before 2.1.

Affected products

EDM Informatics E-invoice: before 2.1 — fixed in 2.1

How to fix

Upgrade to a fixed version: EDM Informatics E-invoice 2.1. Check the vendor advisory for mitigations.

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0610
https://www.usom.gov.tr/bildirim/tr-23-0610
https://www.usom.gov.tr/bildirim/tr-23-0610

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