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vuln-cve/data/2020/11xxx/CVE-2020-11055.json
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{
"containers": {
"cna": {
"affected": [
{
"product": "BookStack",
"vendor": "BookStackApp",
"versions": [
{
"status": "affected",
"version": ">= 0.18.0, < 0.29.2"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In BookStack greater than or equal to 0.18.0 and less than 0.29.2, there is an XSS vulnerability in comment creation. A user with permission to create comments could POST HTML directly to the system to be saved in a comment, which would then be executed/displayed to others users viewing the comment. Through this vulnerability custom JavaScript code could be injected and therefore ran on other user machines. This most impacts scenarios where not-trusted users are given permission to create comments. This has been fixed in 0.29.2."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2020-05-13T06:06:14.000Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/BookStackApp/BookStack/security/advisories/GHSA-5vf7-q87h-pg6w"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://bookstackapp.com/blog/beta-release-v0-29-2/"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/BookStackApp/BookStack/releases/tag/v0.29.2"
},
{
"name": "JVN#41035278",
"tags": [
"third-party-advisory",
"x_refsource_JVN"
],
"url": "http://jvn.jp/en/jp/JVN41035278/index.html"
}
],
"source": {
"advisory": "GHSA-5vf7-q87h-pg6w",
"discovery": "UNKNOWN"
},
"title": "Cross-site Scripting in BookStack",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2020-11055",
"STATE": "PUBLIC",
"TITLE": "Cross-site Scripting in BookStack"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "BookStack",
"version": {
"version_data": [
{
"version_value": ">= 0.18.0, < 0.29.2"
}
]
}
}
]
},
"vendor_name": "BookStackApp"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "In BookStack greater than or equal to 0.18.0 and less than 0.29.2, there is an XSS vulnerability in comment creation. A user with permission to create comments could POST HTML directly to the system to be saved in a comment, which would then be executed/displayed to others users viewing the comment. Through this vulnerability custom JavaScript code could be injected and therefore ran on other user machines. This most impacts scenarios where not-trusted users are given permission to create comments. This has been fixed in 0.29.2."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/BookStackApp/BookStack/security/advisories/GHSA-5vf7-q87h-pg6w",
"refsource": "CONFIRM",
"url": "https://github.com/BookStackApp/BookStack/security/advisories/GHSA-5vf7-q87h-pg6w"
},
{
"name": "https://bookstackapp.com/blog/beta-release-v0-29-2/",
"refsource": "MISC",
"url": "https://bookstackapp.com/blog/beta-release-v0-29-2/"
},
{
"name": "https://github.com/BookStackApp/BookStack/releases/tag/v0.29.2",
"refsource": "MISC",
"url": "https://github.com/BookStackApp/BookStack/releases/tag/v0.29.2"
},
{
"name": "JVN#41035278",
"refsource": "JVN",
"url": "http://jvn.jp/en/jp/JVN41035278/index.html"
}
]
},
"source": {
"advisory": "GHSA-5vf7-q87h-pg6w",
"discovery": "UNKNOWN"
}
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-04T11:21:14.640Z"
},
"title": "CVE Program Container",
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://github.com/BookStackApp/BookStack/security/advisories/GHSA-5vf7-q87h-pg6w"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://bookstackapp.com/blog/beta-release-v0-29-2/"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/BookStackApp/BookStack/releases/tag/v0.29.2"
},
{
"name": "JVN#41035278",
"tags": [
"third-party-advisory",
"x_refsource_JVN",
"x_transferred"
],
"url": "http://jvn.jp/en/jp/JVN41035278/index.html"
}
]
}
]
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2020-11055",
"datePublished": "2020-05-07T20:40:14.000Z",
"dateReserved": "2020-03-30T00:00:00.000Z",
"dateUpdated": "2024-08-04T11:21:14.640Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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