What’s Vulnerable › Vulnerabilities

CVE-2020-35556

• 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: 2021-02-22 · updated 2026-06-17

Description

An issue was discovered in Acronis Cyber Protect before 15 Update 1 build 26172. Because the local notification service misconfigures CORS, information disclosure can occur.

Affected products

• Acronis Cyber Protect 15: before 15; 15 — fixed in 15

How to fix

Upgrade to a fixed version: Acronis Cyber Protect 15 15. Check the vendor advisory for mitigations.

References

• https://dl.managed-protection.com/u/cyberprotect/rn/15/user/en-US/AcronisCyberProtect15_relnotes.htm
• https://www.acronis.com
• https://dl.managed-protection.com/u/cyberprotect/rn/15/user/en-US/AcronisCyberProtect15_relnotes.htm
• https://www.acronis.com

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