CVE-2026-12448
Multiple vulnerabilities have been discovered in Microsoft Edge. They allow an attacker to cause remote arbitrary code execution and an unspecified security issue by the vendor.
CSIRTS triage
- What
- Multiple vulnerabilities in Microsoft Edge can lead to remote code execution and other unspecified issues.
- Who is affected
- Users of Microsoft Edge, specifics not detailed in the advisory.
- Urgency
- Remediation is urgent due to the potential for remote code execution and other security issues.
- Action
- Update Microsoft Edge to the latest version to mitigate these vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 17% of all EPSS-scored CVEs.
Advisory coverage (2)
- unknownMultiple vulnerabilities in Microsoft Edge (June 29, 2026)cert-fr-avis · 2026-06-29
- unknownCVE-2026-12448: Chromium: CVE-2026-12448 Inappropriate implementation in WebViewmsrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-12448)