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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "platforms": ["Linux", "Windows"], "product": "Acronis Cyber Protect 17", "vendor": "Acronis", "versions": [{"lessThan": "42587", "status": "affected", "version": "unspecified", "versionType": "semver"}]}], "source": "security@acronis.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cross-site scripting (XSS) vulnerability due to improper input validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587."}], "id": "CVE-2026-87099", "lastModified": "2026-10-28T11:17:27.380", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 0.5, "impactScore": 5.2, "source": "security@acronis.com", "type": "Secondary"}]}, "published": "2026-10-28T11:17:27.380", "references": [{"source": "security@acronis.com", "url": "https://security-advisory.acronis.com/advisories/SEC-8835"}], "sourceIdentifier": "security@acronis.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@acronis.com", "type": "Primary"}]}

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