What’s Vulnerable › Vulnerabilities

CVE-2021-27505: mySCADA myPRO Exposure of Information Through Directory Listing

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-13 · updated 2026-06-17
• Weakness: CWE-548

Description

mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.

Affected products

• mySCADA myPRO: before 8.20.0 — fixed in 8.20.0

How to fix

Upgrade to a fixed version: mySCADA myPRO 8.20.0. Check the vendor advisory for mitigations.

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03
• https://www.myscada.org/version-8-20-0-released-security-update
• https://www.cisa.gov/uscert/ics/advisories/icsa-21-217-03
• https://www.myscada.org/version-8-20-0-released-security-update

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