CVE-2026-92055

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

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0.0/ 10 priority

Sources & remediation

Other references

Weakness type (CWE)

CWE-269

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

1 mentions across 1 observed day

What's happening

1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Full discourse1 post

DFIR Lab@DFIR_Lab1d
🚨 HIGH SEVERITY: CVE-2026-92055 (CVSS 8.8) Privilege escalation in Mozilla DevTools component affects Firefox & Thunderbird. ✅ PATCHED in: • Firefox 156 • Firefox ESR 153.3 • Thunderbird 156/153.3 Update immediately. #CVE #Vulnerability #PatchNow https://t.co/pMASovfLBQ
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