gsd-2021-30458
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a <meta> tag, bypassing sanitization steps, and potentially allowing for XSS.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-30458",
"description": "An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a \u003cmeta\u003e tag, bypassing sanitization steps, and potentially allowing for XSS.",
"id": "GSD-2021-30458",
"references": [
"https://security.archlinux.org/CVE-2021-30458"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-30458"
],
"details": "An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a \u003cmeta\u003e tag, bypassing sanitization steps, and potentially allowing for XSS.",
"id": "GSD-2021-30458",
"modified": "2023-12-13T01:23:30.693640Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2021-30458",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a \u003cmeta\u003e tag, bypassing sanitization steps, and potentially allowing for XSS."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://phabricator.wikimedia.org/T279451",
"refsource": "MISC",
"url": "https://phabricator.wikimedia.org/T279451"
},
{
"name": "https://www.mediawiki.org/wiki/Parsoid",
"refsource": "MISC",
"url": "https://www.mediawiki.org/wiki/Parsoid"
},
{
"name": "GLSA-202107-40",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/202107-40"
}
]
},
"source": {
"discovery": "INTERNAL"
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:wikimedia:parsoid:*:*:*:*:*:node.js:*:*",
"cpe_name": [],
"versionEndExcluding": "0.11.1",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:wikimedia:parsoid:*:*:*:*:*:node.js:*:*",
"cpe_name": [],
"versionEndExcluding": "0.12.2",
"versionStartIncluding": "0.12.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2021-30458"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "An issue was discovered in Wikimedia Parsoid before 0.11.1 and 0.12.x before 0.12.2. An attacker can send crafted wikitext that Utils/WTUtils.php will transform by using a \u003cmeta\u003e tag, bypassing sanitization steps, and potentially allowing for XSS."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.mediawiki.org/wiki/Parsoid",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mediawiki.org/wiki/Parsoid"
},
{
"name": "https://phabricator.wikimedia.org/T279451",
"refsource": "MISC",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"url": "https://phabricator.wikimedia.org/T279451"
},
{
"name": "GLSA-202107-40",
"refsource": "GENTOO",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202107-40"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 2.7
}
},
"lastModifiedDate": "2021-12-08T20:38Z",
"publishedDate": "2021-04-09T07:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- 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.