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GHSA-RQF6-JF48-P6RM
Vulnerability from github – Published: 2026-02-10 18:30 – Updated: 2026-02-10 21:31
VLAI?
Details
Protection mechanism failure in MSHTML Framework allows an unauthorized attacker to bypass a security feature over a network.
Severity ?
8.8 (High)
{
"affected": [],
"aliases": [
"CVE-2026-21513"
],
"database_specific": {
"cwe_ids": [
"CWE-693"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2026-02-10T18:16:33Z",
"severity": "HIGH"
},
"details": "Protection mechanism failure in MSHTML Framework allows an unauthorized attacker to bypass a security feature over a network.",
"id": "GHSA-rqf6-jf48-p6rm",
"modified": "2026-02-10T21:31:29Z",
"published": "2026-02-10T18:30:42Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21513"
},
{
"type": "WEB",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21513"
},
{
"type": "WEB",
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21513"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
]
}
CVE-2026-21513 (GCVE-0-2026-21513)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-02-13 22:30
VLAI?
EPSS
Title
MSHTML Framework Security Feature Bypass Vulnerability
Summary
Protection mechanism failure in MSHTML Framework allows an unauthorized attacker to bypass a security feature over a network.
Severity ?
CWE
- CWE-693 - Protection Mechanism Failure
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
{
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}
],
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"timestamp": "2026-02-05T00:00:00+00:00",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
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}
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},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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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.
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