CVE-2026-116797

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{"affected": [{"affectedData": [{"product": "highcharts", "vendor": "highcharts", "versions": [{"status": "affected", "version": ">= 2.0.0, < 3.2.0"}]}, {"product": "grid-pro", "vendor": "@highcharts", "versions": [{"status": "affected", "version": ">= 2.0.0, < 3.2.0"}]}, {"product": "dashboards", "vendor": "@highcharts", "versions": [{"status": "affected", "version": ">= 3.6.0, < 4.0.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid Pro input renderers copy the cells.renderer.attributes and cells.editMode.renderer.attributes maps to input or select elements with raw setAttribute calls. An attacker who controls column configuration can add event-handler attributes to every rendered row or to the control created when a cell enters edit mode. Script then runs in the hosting page origin when a user hovers over or focuses an input or begins editing. This issue is fixed in Grid Pro 3.2.0."}], "id": "CVE-2026-116797", "lastModified": "2026-10-29T15:08:43.210", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:L/SI:L/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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-116797", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-28T17:53:54.731967Z", "version": "2.0.3"}}]}, "published": "2026-10-28T18:17:14.607", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/highcharts/highcharts/commit/52abd4f8f8db87dd20eab7c01444112380e30e98"}, {"source": "security-advisories@github.com", "url": "https://github.com/highcharts/highcharts/security/advisories/GHSA-5ghw-9mgr-jvx2"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "highcharts: Highcharts Grid Pro: Cross-site scripting via unsanitized column attributes", "id": "2563036", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2563036"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "status": "draft"}, "cwe": "CWE-79", "details": ["Highcharts JS is a JavaScript charting library based on SVG. From 2.0.0 until 3.2.0, Highcharts Grid Pro input renderers copy the cells.renderer.attributes and cells.editMode.renderer.attributes maps to input or select elements with raw setAttribute calls. An attacker who controls column configuration can add event-handler attributes to every rendered row or to the control created when a cell enters edit mode. Script then runs in the hosting page origin when a user hovers over or focuses an input or begins editing. This issue is fixed in Grid Pro 3.2.0.", "A flaw was found in Highcharts Grid Pro. Cross-Site Scripting (XSS) can occur when an attacker who controls table column configurations injects malicious event-handler attributes into rendered input elements. When a user interacts with or edits an affected cell, the injected script executes in their browser within the context of the hosting application. This can allow an attacker to perform unauthorized actions or compromise sensitive session data."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-116797", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "rust", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "rust-toolset:rhel8/rust", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "rust", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:enterprise_linux_ai:3", "fix_state": "Fix deferred", "package_name": "rust", "product_name": "Red Hat Enterprise Linux AI (RHEL AI) 3"}], "public_date": "2026-10-28T17:28:33Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-116797\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-116797\nhttps://github.com/highcharts/highcharts/commit/52abd4f8f8db87dd20eab7c01444112380e30e98\nhttps://github.com/highcharts/highcharts/security/advisories/GHSA-5ghw-9mgr-jvx2"], "statement": "Red Hat rates this vulnerability as having a Moderate severity impact because exploitation requires the ability to provide untrusted column configurations and depends on user interaction to execute arbitrary JavaScript in the victim's browser. The issue is restricted to the client-side web presentation layer, preventing direct compromise of the underlying operating system or server infrastructure. Consequently, the blast radius is confined to the application origin and session of the viewing user.", "threat_severity": "Moderate"}

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