CVE-2026-21513 | BDVDB-2026-314780 Detail
MicrosoftWindows 10 Version 1607
Description#
Protection mechanism failure in MSHTML Framework allows an unauthorized attacker to bypass a security feature over a network.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
- CWE-693 Protection Mechanism Failure
References#
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21513
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21513
- https://www.vicarius.io/vsociety/posts/cve-2026-21513-detection-script-security-feature-bypass-vulnerability-in-mshtml-framework
- https://www.vicarius.io/vsociety/posts/cve-2026-21513-mitigation-script-security-feature-bypass-vulnerability-in-mshtml-framework
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.