CVE-2024-40643 (GCVE-0-2024-40643)
Vulnerability from cvelistv5 – Published: 2024-09-09 14:28 – Updated: 2024-09-09 14:52
VLAI
EPSS
VEX
Title
Joplin has a parsing error leading to Cross-site Scripting (XSS)
Summary
Joplin is a free, open source note taking and to-do application. Joplin fails to take into account that "<" followed by a non letter character will not be considered html. As such it is possible to do an XSS by putting an "illegal" tag within a tag.
Severity
9.7 (Critical)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-09 14:51 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://github.com/laurent22/joplin/security/advi… | x_refsource_CONFIRM |
| https://github.com/laurent22/joplin/commit/b22041… | x_refsource_MISC |
Impacted products
{
"containers": {
"adp": [
{
"affected": [
{
"cpes": [
"cpe:2.3:a:joplinapp:joplin:*:*:*:*:*:node.js:*:*"
],
"defaultStatus": "unknown",
"product": "joplin",
"vendor": "joplinapp",
"versions": [
{
"lessThan": "3.0.15",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-40643",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-09-09T14:51:10.576198Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-09-09T14:52:47.111Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "joplin",
"vendor": "laurent22",
"versions": [
{
"status": "affected",
"version": "\u003c 3.0.15"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Joplin is a free, open source note taking and to-do application. Joplin fails to take into account that \"\u003c\" followed by a non letter character will not be considered html. As such it is possible to do an XSS by putting an \"illegal\" tag within a tag."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.7,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-09-09T14:28:20.920Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/laurent22/joplin/security/advisories/GHSA-g796-3g6g-jmmc",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/laurent22/joplin/security/advisories/GHSA-g796-3g6g-jmmc"
},
{
"name": "https://github.com/laurent22/joplin/commit/b220413a9b5ed55fb1f565ac786a5c231da8bc87",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/laurent22/joplin/commit/b220413a9b5ed55fb1f565ac786a5c231da8bc87"
}
],
"source": {
"advisory": "GHSA-g796-3g6g-jmmc",
"discovery": "UNKNOWN"
},
"title": "Joplin has a parsing error leading to Cross-site Scripting (XSS)"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2024-40643",
"datePublished": "2024-09-09T14:28:20.920Z",
"dateReserved": "2024-07-08T16:13:15.512Z",
"dateUpdated": "2024-09-09T14:52:47.111Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2024-40643",
"date": "2026-11-03",
"epss": "0.00793",
"percentile": "0.56404"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"product": "joplin",
"vendor": "laurent22",
"versions": [
{
"status": "affected",
"version": "\u003c 3.0.15"
}
]
}
],
"source": "security-advisories@github.com"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:joplinapp:joplin:*:*:*:*:*:node.js:*:*"
],
"defaultStatus": "unknown",
"product": "joplin",
"vendor": "joplinapp",
"versions": [
{
"lessThan": "3.0.15",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:joplin_project:joplin:*:*:*:*:*:-:*:*",
"matchCriteriaId": "A3D65634-E8F7-4309-8E4A-EE63510B032F",
"versionEndExcluding": "3.0.15",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Joplin is a free, open source note taking and to-do application. Joplin fails to take into account that \"\u003c\" followed by a non letter character will not be considered html. As such it is possible to do an XSS by putting an \"illegal\" tag within a tag."
},
{
"lang": "es",
"value": "Joplin es una aplicaci\u00f3n de c\u00f3digo abierto y gratuita para tomar notas y realizar tareas pendientes. Joplin no tiene en cuenta que un \"\u0026lt;\" seguido de un car\u00e1cter que no sea una letra no se considerar\u00e1 HTML. Por lo tanto, es posible realizar un XSS colocando una etiqueta \"ilegal\" dentro de otra etiqueta."
}
],
"id": "CVE-2024-40643",
"lastModified": "2026-06-17T07:46:13.687",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.6,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 6.0,
"source": "security-advisories@github.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.6,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 6.0,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
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"options": [
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},
{
"automatable": "no"
},
{
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}
],
"role": "CISA Coordinator",
"timestamp": "2024-09-09T14:51:10.576198Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-09-09T15:15:11.597",
"references": [
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"tags": [
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],
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},
{
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"tags": [
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],
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}
],
"sourceIdentifier": "security-advisories@github.com",
"vulnStatus": "Analyzed",
"weaknesses": [
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},
"redhat_vex": {
"current_release_date": "2025-05-28T19:02:49+00:00",
"cve": "CVE-2024-40643",
"id": "CVE-2024-40643",
"initial_release_date": "2024-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Joplin has a parsing error leading to Cross-site Scripting (XSS)",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-40643.json",
"version": "3"
},
"vulnrichment": {
"containers": {
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{
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{
"cpes": [
"cpe:2.3:a:joplinapp:joplin:*:*:*:*:*:node.js:*:*"
],
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"product": "joplin",
"vendor": "joplinapp",
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"metrics": [
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"other": {
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"options": [
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},
{
"Automatable": "no"
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{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-09-09T14:51:10.576198Z",
"version": "2.0.3"
},
"type": "ssvc"
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}
],
"providerMetadata": {
"dateUpdated": "2024-09-09T14:52:37.602Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
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"product": "joplin",
"vendor": "laurent22",
"versions": [
{
"status": "affected",
"version": "\u003c 3.0.15"
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"descriptions": [
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}
],
"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.7,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
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"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
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],
"problemTypes": [
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"source": {
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"discovery": "UNKNOWN"
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"title": "Joplin has a parsing error leading to Cross-site Scripting (XSS)"
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"dateReserved": "2024-07-08T16:13:15.512Z",
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"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
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}
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Browse all ATT&CK techniques and the vulnerabilities related to each.
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