{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64970", "assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6", "state": "PUBLISHED", "assignerShortName": "CERT-PL", "dateReserved": "2026-07-21T09:36:01.218Z", "datePublished": "2026-08-20T13:58:33.576Z", "dateUpdated": "2026-08-20T15:26:24.662Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6", "shortName": "CERT-PL", "dateUpdated": "2026-08-20T13:58:33.576Z"}, "title": "Stored XSS in ATutor", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "affected": [{"vendor": "ATutor", "product": "ATutor", "repo": "https://github.com/atutor/ATutor", "versions": [{"status": "affected", "version": "2.2.4", "versionType": "semver"}], "defaultStatus": "unknown"}], "descriptions": [{"lang": "en", "value": "ATutor is vulnerable to Stored Cross Site Scripting in registration functionality.\u00a0\u00a0An attacker can register a new account and enter a JavaScript\u00a0payload in the phone field during registration. When any authenticated user visits the attacker's public\u00a0profile, the profile template echoes the phone value without output\u00a0encoding and the browser executes the payload leading to the theft of user's session cookie.\n\n\n\n\nProduct is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div>ATutor is vulnerable to Stored Cross Site Scripting in registration functionality.&nbsp;&nbsp;<span>An attacker can register a new account and enter a JavaScript&nbsp;</span><span>payload in the phone field during registration. </span><span>When any authenticated user visits the attacker's public&nbsp;</span><span>profile, the profile template echoes the phone value without output&nbsp;</span><span>encoding and the browser executes the payload leading to the theft of user's session cookie.</span></div><div><br></div><div>Product is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable.</div>"}]}], "tags": ["x_open-source", "unsupported-when-assigned"], "references": [{"url": "https://cert.pl/en/posts/2026/08/CVE-2026-64960", "tags": ["third-party-advisory"]}, {"url": "https://atutor.github.io/", "tags": ["product"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"}}], "credits": [{"lang": "en", "value": "Micha\u0142 Majchrowicz (AFINE Team)", "type": "finder"}, {"lang": "en", "value": "Marcin Wyczechowski (AFINE Team)", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.3"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-64970", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-20T15:01:15.805645Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-20T15:26:24.662Z"}}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "ATutor", "repo": "https://github.com/atutor/ATutor", "vendor": "ATutor", "versions": [{"status": "affected", "version": "2.2.4", "versionType": "semver"}]}], "source": "cvd@cert.pl"}], "cveTags": [{"sourceIdentifier": "cvd@cert.pl", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "ATutor is vulnerable to Stored Cross Site Scripting in registration functionality.\u00a0\u00a0An attacker can register a new account and enter a JavaScript\u00a0payload in the phone field during registration. When any authenticated user visits the attacker's public\u00a0profile, the profile template echoes the phone value without output\u00a0encoding and the browser executes the payload leading to the theft of user's session cookie.\n\n\n\n\nProduct is no longer actively supported and the vulnerabilities have not been fixed. Only version 2.2.4 was tested and confirmed as vulnerable, other versions were not tested but might also be vulnerable."}], "id": "CVE-2026-64970", "lastModified": "2026-08-20T14:17:45.810", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.1, "baseSeverity": "MEDIUM", "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": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/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": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cvd@cert.pl", "type": "Secondary"}]}, "published": "2026-08-20T14:17:45.810", "references": [{"source": "cvd@cert.pl", "url": "https://atutor.github.io/"}, {"source": "cvd@cert.pl", "url": "https://cert.pl/en/posts/2026/08/CVE-2026-64960"}], "sourceIdentifier": "cvd@cert.pl", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "cvd@cert.pl", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.2.4"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ATutor", "source": "cna", "vendor": "ATutor"}, "product": "atutor", "vendor": "atutor"}], "created": "2026-08-20T15:30:03.629135+00:00", "updated": "2026-08-20T15:30:03.629156+00:00", "vendors": ["atutor", "atutor$PRODUCT$atutor"]}