gsd-2021-41165
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-41165",
"description": "CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version \u003c 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.",
"id": "GSD-2021-41165",
"references": [
"https://security.archlinux.org/CVE-2021-41165"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-41165"
],
"details": "CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version \u003c 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0.",
"id": "GSD-2021-41165",
"modified": "2023-12-13T01:23:27.536098Z",
"schema_version": "1.4.0"
}
},
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"ID": "CVE-2021-41165",
"STATE": "PUBLIC",
"TITLE": "HTML comments vulnerability allowing to execute JavaScript code"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "ckeditor4",
"version": {
"version_data": [
{
"version_value": "\u003c 4.17.0"
}
]
}
}
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"value": "CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version \u003c 4.17.0. The problem has been recognized and patched. The fix will be available in version 4.17.0."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 8.2,
"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:L",
"version": "3.1"
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"lang": "eng",
"value": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
}
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},
"references": {
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{
"name": "https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417",
"refsource": "MISC",
"url": "https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417"
},
{
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},
"source": {
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"discovery": "UNKNOWN"
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"gitlab.com": {
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{
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"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"cwe_ids": [
"CWE-1035",
"CWE-79",
"CWE-937"
],
"date": "2022-10-05",
"description": "CKEditor4 is an open source WYSIWYG HTML editor. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at The problem has been recognized and patched.",
"fixed_versions": [
"4.17.0"
],
"identifier": "CVE-2021-41165",
"identifiers": [
"CVE-2021-41165",
"GHSA-7h26-63m7-qhf2"
],
"not_impacted": "All versions starting from 4.17.0",
"package_slug": "npm/ckeditor4",
"pubdate": "2021-11-17",
"solution": "Upgrade to version 4.17.0 or above.",
"title": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"urls": [
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"https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-417",
"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7h26-63m7-qhf2",
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],
"uuid": "70404b8f-4218-4c4e-aaf2-19c69d56f03a"
}
]
},
"nvd.nist.gov": {
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},
"impact": {
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"cvssV2": {
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"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 3.5,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 6.8,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "LOW",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
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"exploitabilityScore": 2.3,
"impactScore": 2.7
}
},
"lastModifiedDate": "2022-10-05T12:47Z",
"publishedDate": "2021-11-17T20:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.