CVE-2020-26870 (GCVE-0-2020-26870)
Vulnerability from cvelistv5 – Published: 2020-10-07 15:50 – Updated: 2024-08-04 16:03
VLAI?
Summary
Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements.
Severity ?
No CVSS data available.
CWE
- n/a
Assigner
References
| URL | Tags | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T16:03:22.865Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass/"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17"
},
{
"name": "[debian-lts-announce] 20201029 [SECURITY] [DLA 2419-1] dompurify.js security update",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html"
},
{
"name": "Visual Studio Remote Code Execution Vulnerability",
"tags": [
"vendor-advisory",
"x_refsource_MS",
"x_transferred"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-26870"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.oracle.com//security-alerts/cpujul2021.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-07-20T22:54:41.000Z",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass/"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17"
},
{
"name": "[debian-lts-announce] 20201029 [SECURITY] [DLA 2419-1] dompurify.js security update",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html"
},
{
"name": "Visual Studio Remote Code Execution Vulnerability",
"tags": [
"vendor-advisory",
"x_refsource_MS"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-26870"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.oracle.com//security-alerts/cpujul2021.html"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2020-26870",
"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": "Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass/",
"refsource": "MISC",
"url": "https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass/"
},
{
"name": "https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d",
"refsource": "MISC",
"url": "https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d"
},
{
"name": "https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17",
"refsource": "MISC",
"url": "https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17"
},
{
"name": "[debian-lts-announce] 20201029 [SECURITY] [DLA 2419-1] dompurify.js security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html"
},
{
"name": "Visual Studio Remote Code Execution Vulnerability",
"refsource": "MS",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-26870"
},
{
"name": "https://www.oracle.com//security-alerts/cpujul2021.html",
"refsource": "MISC",
"url": "https://www.oracle.com//security-alerts/cpujul2021.html"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2020-26870",
"datePublished": "2020-10-07T15:50:09.000Z",
"dateReserved": "2020-10-07T00:00:00.000Z",
"dateUpdated": "2024-08-04T16:03:22.865Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…