What’s Vulnerable › Vulnerabilities

CVE-2020-13376

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-08-07 · updated 2026-06-17
• Weakness: CWE-22

Description

SecurEnvoy SecurMail 9.3.503 allows attackers to upload executable files and achieve OS command execution via a crafted SecurEnvoyReply cookie.

Affected products

• SecurEnvoy Securmail: 9.3.503

References

• https://sidechannel.tempestsi.com/path-traversal-vulnerability-in-securenvoy-impacts-on-remote-command-execution-through-file-upload-ec2e731bd50a
• https://www.securenvoy.com/en-gb/support
• https://sidechannel.tempestsi.com/path-traversal-vulnerability-in-securenvoy-impacts-on-remote-command-execution-through-file-upload-ec2e731bd50a
• https://www.securenvoy.com/en-gb/support

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