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CVE-2026-87886· acronis / backup· CWE-276
Acronis Backup Incorrect Default Permissions Vulnerability
Exploited in the wild. Listed by CISA on 2026-09-16; known to be used by ransomware.
0.2%likelihood of exploitation, next 30 days
14%of all CVEs are less likely
Nonecheck to confirm it
Acronis Backup plugin for cPanel & WHM and extension for Plesk contains an incorrect default permissions vulnerability that could allow for privilege escalation.
No ready check is stored for this CVE. Confirm it by hand from the references.
References
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