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CVE-2026-92047

high · CVSS 8.8Published 9/15/2026 at 01:16 PMCWE-269

Privilege escalation in the Crash Reporting component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.

Privilege escalation in the Crash Reporting component. This vulnerability was fixed in Firefox 156 and Firefox ESR 153.3.

Why it matters

Internet-facing
Not identified as a common internet-facing category
Exploitation likelihood
high
  • Remotely exploitable over the network — no physical or local access required
  • Low attack complexity — no special conditions needed to exploit
  • No authentication required
  • Requires the victim to take an action (e.g. open a file or link)
Recommended mitigation

Apply the vendor patch as soon as it's available or already released. User-awareness training reduces risk here, since exploitation depends on tricking a user into acting.

This analysis is generated from structured CVSS vector data, CISA KEV cross-referencing, and vendor/product category rules — not a manual expert review. Treat it as a starting point, not a substitute for your own assessment.

CVSS Vector Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Complexity
Low
Privileges Req.
None
User Interaction
Required

EU Vulnerability Database (ENISA)

EUVD ID
EUVD-2026-78510
View on EUVD

EUVD is ENISA's EU vulnerability database, still in beta. EPSS is a probabilistic exploitation-likelihood score, not a certainty.

View official CVE record

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