CVE-2026-55995

{"id": "CVE-2026-55995", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-55995", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-29T14:43:46.830977Z"}}], "cvssMetricV40": [{"type": "Secondary", "source": "meissner@suse.de", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "meissner@suse.de", "affectedData": [{"vendor": "open-iscsi", "product": "open-iscsi", "versions": [{"status": "affected", "version": "?", "versionType": "git", "lessThanOrEqual": "56718d4e9d1a4f51c30697b5c0534144bb41c9bb"}], "packageName": "open-iscsi", "defaultStatus": "unaffected"}]}], "published": "2026-07-29T14:16:31.423", "references": [{"url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2026-55995", "source": "meissner@suse.de"}, {"url": "https://github.com/open-iscsi/open-isns/commit/56718d4e9d1a4f51c30697b5c0534144bb41c9bb", "source": "meissner@suse.de"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "meissner@suse.de", "description": [{"lang": "en", "value": "CWE-415"}]}], "descriptions": [{"lang": "en", "value": "A Double Free vulnerability in open-iscsi allows an\u00a0unauthenticated\u00a0MITM attacker to cause\u00a0DoS.\n\n\n\n\n\n\nThis issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb."}], "lastModified": "2026-07-30T16:43:03.817", "sourceIdentifier": "meissner@suse.de"}