{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-42611", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-04-29T00:31:15.726Z", "datePublished": "2026-05-11T15:20:47.890Z", "dateUpdated": "2026-05-11T18:23:59.282Z"}, "containers": {"cna": {"title": "Grav: Stored XSS via Tag Injection", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.9, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/getgrav/grav/security/advisories/GHSA-w8cg-7jcj-4vv2", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/getgrav/grav/security/advisories/GHSA-w8cg-7jcj-4vv2"}, {"name": "https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663", "tags": ["x_refsource_MISC"], "url": "https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663"}], "affected": [{"vendor": "getgrav", "product": "grav", "versions": [{"version": "< 2.0.0-beta.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-11T15:20:47.890Z"}, "descriptions": [{"lang": "en", "value": "Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged (with the ability to create a page) user can cause XSS with the injection of svg element. The XSS can further be escalated to dump the entire system information available under /admin/config/info whenever a Super Admin visits the page; which can further be chained with the use of admin-nonce to do a complete server compromise (RCE). This vulnerability is fixed in 2.0.0-beta.2."}], "source": {"advisory": "GHSA-w8cg-7jcj-4vv2", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/getgrav/grav/security/advisories/GHSA-w8cg-7jcj-4vv2", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-11T18:23:37.346111Z", "id": "CVE-2026-42611", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-11T18:23:59.282Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged (with the ability to create a page) user can cause XSS with the injection of svg element. The XSS can further be escalated to dump the entire system information available under /admin/config/info whenever a Super Admin visits the page; which can further be chained with the use of admin-nonce to do a complete server compromise (RCE). This vulnerability is fixed in 2.0.0-beta.2."}], "id": "CVE-2026-42611", "lastModified": "2026-05-11T16:17:34.173", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.9, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-05-11T16:17:34.173", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663"}, {"source": "security-advisories@github.com", "url": "https://github.com/getgrav/grav/security/advisories/GHSA-w8cg-7jcj-4vv2"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.0.0-beta.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "grav", "source": "cna", "vendor": "getgrav"}, "product": "grav", "vendor": "getgrav"}], "created": "2026-05-11T17:00:15.773365+00:00", "updated": "2026-05-11T17:15:39.754579+00:00", "vendors": ["getgrav", "getgrav$PRODUCT$grav"]}