Medium
twitter-bootstrap, twitter-bootstrap3 and 1 more products — security advisory
In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.
- Products
- twitter-bootstrap, twitter-bootstrap3, twitter-bootstrap4
- Affected versions
- 2.0.2+dfsg-10, 2.0.2+dfsg-5, 2.0.2+dfsg-9, 3.3.5+dfsg-1, 3.3.5+dfsg-2, 3.3.6+dfsg-1, 3.3.6+dfsg-1ubuntu0.1~esm1, 3.3.7+dfsg-2, 3.3.7+dfsg-2ubuntu0.1~esm1, 4.3.1+dfsg2-4, 4.4.1+dfsg1-1, 4.4.1+dfsg1-2, 4.4.1+dfsg1-2ubuntu0.1~esm1, 4.5.2+dfsg1-8, 4.6.0+dfsg1-3, 4.6.0+dfsg1-4, 4.6.0+dfsg1-4ubuntu0.1~esm1, 4.6.1+dfsg1-4, 4.6.1+dfsg1-4+deb12u1build0.24.04.1, 4.6.1+dfsg1-5, 4.6.2+dfsg-1, 4.6.2+dfsg-2
- Fixed versions
- Not specified
- CVEs
- CVE-2018-20677
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:29 UTC · Revision 1
Source evidence
In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.
osv:UBUNTU-CVE-2018-20677
twitter-bootstrap
Fixed versions: Not specified
twitter-bootstrap3
Fixed versions: Not specified
twitter-bootstrap
Fixed versions: Not specified
twitter-bootstrap3
Fixed versions: Not specified
twitter-bootstrap4
Fixed versions: Not specified
twitter-bootstrap4
Fixed versions: Not specified
twitter-bootstrap4
Fixed versions: Not specified
twitter-bootstrap4
Fixed versions: Not specified
twitter-bootstrap4
Fixed versions: Not specified
twitter-bootstrap4
Fixed versions: Not specified
Complete source record
{
"id": "4a9b41c089d66cfcbfcdbac066df67318c18f0cdb68053f53b92e4d7572152b4",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2018-20677",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2018-20677",
"summary": "In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.",
"evidence": "osv:UBUNTU-CVE-2018-20677",
"products": [
{
"name": {
"value": "twitter-bootstrap",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.0.2+dfsg-5",
"evidence": "/affected/0/versions"
},
{
"value": "2.0.2+dfsg-9",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap3",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.3.5+dfsg-1",
"evidence": "/affected/1/versions"
},
{
"value": "3.3.5+dfsg-2",
"evidence": "/affected/1/versions"
},
{
"value": "3.3.6+dfsg-1",
"evidence": "/affected/1/versions"
},
{
"value": "3.3.6+dfsg-1ubuntu0.1~esm1",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.0.2+dfsg-10",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap3",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "3.3.7+dfsg-2",
"evidence": "/affected/3/versions"
},
{
"value": "3.3.7+dfsg-2ubuntu0.1~esm1",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap4",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "4.3.1+dfsg2-4",
"evidence": "/affected/4/versions"
},
{
"value": "4.4.1+dfsg1-1",
"evidence": "/affected/4/versions"
},
{
"value": "4.4.1+dfsg1-2",
"evidence": "/affected/4/versions"
},
{
"value": "4.4.1+dfsg1-2ubuntu0.1~esm1",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap4",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "4.5.2+dfsg1-8",
"evidence": "/affected/5/versions"
},
{
"value": "4.6.0+dfsg1-3",
"evidence": "/affected/5/versions"
},
{
"value": "4.6.0+dfsg1-4",
"evidence": "/affected/5/versions"
},
{
"value": "4.6.0+dfsg1-4ubuntu0.1~esm1",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap4",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "4.6.1+dfsg1-4",
"evidence": "/affected/6/versions"
},
{
"value": "4.6.1+dfsg1-4+deb12u1build0.24.04.1",
"evidence": "/affected/6/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap4",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "4.6.1+dfsg1-5",
"evidence": "/affected/7/versions"
},
{
"value": "4.6.2+dfsg-1",
"evidence": "/affected/7/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap4",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "4.6.2+dfsg-2",
"evidence": "/affected/8/versions"
}
]
},
{
"name": {
"value": "twitter-bootstrap4",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "4.6.2+dfsg-1",
"evidence": "/affected/9/versions"
},
{
"value": "4.6.2+dfsg-2",
"evidence": "/affected/9/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "UBUNTU-CVE-2018-20677",
"aliases": [
"UBUNTU-CVE-2018-20677"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
},
{
"type": "Ubuntu",
"score": "low"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap",
"purl": "pkg:deb/ubuntu/twitter-bootstrap?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
"2.0.2+dfsg-5",
"2.0.2+dfsg-9"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-twitter-bootstrap",
"binary_version": "2.0.2+dfsg-9"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap3",
"purl": "pkg:deb/ubuntu/twitter-bootstrap3?arch=source&distro=esm-apps%2Fxenial",
"ecosystem": "Ubuntu:Pro:16.04:LTS"
},
"versions": [
"3.3.5+dfsg-1",
"3.3.5+dfsg-2",
"3.3.6+dfsg-1",
"3.3.6+dfsg-1ubuntu0.1~esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap",
"binary_version": "3.3.6+dfsg-1ubuntu0.1~esm1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap",
"purl": "pkg:deb/ubuntu/twitter-bootstrap?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"2.0.2+dfsg-10"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-twitter-bootstrap",
"binary_version": "2.0.2+dfsg-10"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap3",
"purl": "pkg:deb/ubuntu/twitter-bootstrap3?arch=source&distro=esm-apps%2Fbionic",
"ecosystem": "Ubuntu:Pro:18.04:LTS"
},
"versions": [
"3.3.7+dfsg-2",
"3.3.7+dfsg-2ubuntu0.1~esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap",
"binary_version": "3.3.7+dfsg-2ubuntu0.1~esm1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap4",
"purl": "pkg:deb/ubuntu/twitter-bootstrap4?arch=source&distro=esm-apps%2Ffocal",
"ecosystem": "Ubuntu:Pro:20.04:LTS"
},
"versions": [
"4.3.1+dfsg2-4",
"4.4.1+dfsg1-1",
"4.4.1+dfsg1-2",
"4.4.1+dfsg1-2ubuntu0.1~esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap4",
"binary_version": "4.4.1+dfsg1-2ubuntu0.1~esm1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap4",
"purl": "pkg:deb/ubuntu/twitter-bootstrap4?arch=source&distro=esm-apps%2Fjammy",
"ecosystem": "Ubuntu:Pro:22.04:LTS"
},
"versions": [
"4.5.2+dfsg1-8",
"4.6.0+dfsg1-3",
"4.6.0+dfsg1-4",
"4.6.0+dfsg1-4ubuntu0.1~esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap4",
"binary_version": "4.6.0+dfsg1-4ubuntu0.1~esm1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
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],
"package": {
"name": "twitter-bootstrap4",
"purl": "pkg:deb/ubuntu/twitter-bootstrap4?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"4.6.1+dfsg1-4",
"4.6.1+dfsg1-4+deb12u1build0.24.04.1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap4",
"binary_version": "4.6.1+dfsg1-4+deb12u1build0.24.04.1"
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]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
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"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap4",
"purl": "pkg:deb/ubuntu/twitter-bootstrap4?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"4.6.1+dfsg1-5",
"4.6.2+dfsg-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap4",
"binary_version": "4.6.2+dfsg-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap4",
"purl": "pkg:deb/ubuntu/twitter-bootstrap4?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"4.6.2+dfsg-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap4",
"binary_version": "4.6.2+dfsg-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "twitter-bootstrap4",
"purl": "pkg:deb/ubuntu/twitter-bootstrap4?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"4.6.2+dfsg-1",
"4.6.2+dfsg-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-20677.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libjs-bootstrap4",
"binary_version": "4.6.2+dfsg-2"
}
]
}
}
],
"modified": "2026-10-17T12:55:25.502388693Z",
"provider": "osv",
"upstream": [
"CVE-2018-20677"
],
"references": [
"https://ubuntu.com/security/CVE-2018-20677",
"https://blog.getbootstrap.com/2018/12/13/bootstrap-3-4-0/",
"https://github.com/twbs/bootstrap/issues/27045",
"https://github.com/twbs/bootstrap/issues/27915#issuecomment-452140906",
"https://github.com/twbs/bootstrap/issues/27915#issuecomment-452196628",
"https://github.com/twbs/bootstrap/pull/27047",
"https://www.cve.org/CVERecord?id=CVE-2018-20677"
]
},
"related_cves": [
{
"value": "CVE-2018-20677",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 353744,
"published_at": "2019-01-09T05:29:00+00:00"
}