What’s Vulnerable › Vulnerabilities

CVE-2021-3005

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-01-03 · updated 2026-06-17

Description

MK-AUTH through 19.01 K4.9 allows remote attackers to obtain sensitive information (e.g., a CPF number) via a modified titulo (aka invoice number) value to the central/recibo.php URI.

Affected products

• Mk-Auth: through 19.01

References

• http://mk-auth.com.br/
• https://gist.github.com/alacerda/3b925cb333eb839ae808d6f01642aeb3
• http://mk-auth.com.br/
• https://gist.github.com/alacerda/3b925cb333eb839ae808d6f01642aeb3

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