Source: Microsoft · Limited verification•Last verified: •Collection Running
CVE-2026-83831Unknown / EvaluatingUnknownCVSS —
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Published: 16 Oct 2026•Last updated: 16 Oct 2026, 12:30 PM IST•Source identifier: Unknown
Dossier completeness: source-provided sections 1 / 3 · rule guidance not available. Missing source facts count as incomplete.
CISA KEV catalog
Unknown
KEV status was not determined.
CVSS score
—Severity unknown
Vector not recorded
Metric sourceUnknown
EPSS probability
—
Percentile—
Weakness type
—
No further CWE recorded
Remediation
Patch status unknown
No fixed version or KB recorded
Why It Matters
Analysis dossierWhy It Matters
Double free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
SOC priority
— Unknown
Actively exploited
No
Publicly disclosed
Unknown
Affected Products & Remediation
0 source-backed productsAffected products and versions (source)Not provided by source
Recorded patch / KBNot provided by source
Vendor or catalog guidance (source)
Not provided by source
Known exploitation (source facts)
Only what a source states. Unknown means no source has said either way; it is not "not exploited".
- CISA KEV
- Unknown
- Exploited (source statement)
- No
- Publicly disclosed (source)
- Unknown
Suggested hunting (rule-based inference)
SecOps Signal recommendation (rule-based inference). These steps are hunting hypotheses from the vulnerability class; they do not state or imply that exploitation occurred here or anywhere.
No rule-based guidance for this vulnerability class
CISA KEV Record
CISA KEV status was not determined for this record.
Change History & Source Data
— No recorded material change
- CNA / source
- Unknown
- Record status · verification
- Unknown · Unknown
- CPE
- Unknown
Evidence & Provenance
Detection Hunting Query
— No published hunting query names this record. Browse community and library queries instead.
Correlated briefings
SecOps Signal surfaces public advisory facts only. A missing value means the source has not published it, not that your environment is unaffected. No tenant inventory is connected.