CVE-2026-128053

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-128053", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-12T20:46:46.663Z", "datePublished": "2026-11-13T09:33:49.875Z", "dateUpdated": "2026-11-13T09:33:49.875Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-13T09:33:49.875Z"}, "datePublic": "2026-10-26T00:00:00.000Z", "title": "OpenMage magento-lts before 20.18.2 Reflected XSS via Error Pages SCRIPT_NAME", "descriptions": [{"lang": "en", "value": "OpenMage magento-lts before 20.18.2 and 21.0.0-beta1 before 21.0.0-beta3 contains a reflected cross-site scripting vulnerability in its error pages, which print SCRIPT_NAME-derived URLs built by errors/processor.php without escaping. Unauthenticated attackers can craft links that trigger uncaught exceptions on servers deriving SCRIPT_NAME from the request path, executing script in the storefront origin within victims' browsers."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "affected": [{"vendor": "OpenMage", "product": "magento-lts", "defaultStatus": "unaffected", "versions": [{"version": "0", "status": "affected", "versionType": "semver", "lessThan": "20.18.2"}, {"version": "20.18.2", "status": "unaffected", "versionType": "semver"}]}, {"vendor": "OpenMage", "product": "magento-lts", "defaultStatus": "unaffected", "versions": [{"version": "21.0.0-beta1", "status": "affected", "versionType": "semver", "lessThan": "21.0.0-beta3"}, {"version": "21.0.0-beta3", "status": "unaffected", "versionType": "semver"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "baseScore": 2.3, "baseSeverity": "LOW"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/OpenMage/magento-lts/security/advisories/GHSA-6pvw-8mv9-r8vr", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-6pvw-8mv9-r8vr)"}, {"url": "https://github.com/OpenMage/magento-lts/commit/0bcec215c25941f900d46657d63fd0862960edf6", "tags": ["patch"], "name": "Patch Commit"}, {"name": "VulnCheck Advisory: OpenMage magento-lts before 20.18.2 Reflected XSS via Error Pages SCRIPT_NAME", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/openmage-magento-lts-before-20.18.2-reflected-xss-via-error-pages-script-name"}], "credits": [{"lang": "en", "value": "justlife4x4", "type": "coordinator"}, {"lang": "en", "value": "0xElkot", "type": "reporter"}, {"lang": "en", "value": "colinmollenhour", "type": "remediation developer"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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