CVE-2026-6769Patch(mozilla / firefox)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch mozilla firefox systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Privilege escalation in the Debugger component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-269

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • firefox
  • thunderbird

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
Products
firefoxthunderbird

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-04-21: 1Patch / Workaround · 2026-04-21: 1Technical Details · 2026-04-21: 104-21
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • Vulmon Vulnerability Feed@VulmonFeeds
    Patch

    CVE-2026-6769 Privilege Escalation in Firefox Debugger Component Fixed in Versions 150 and 140.10 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-6769

    Post summary

    The post announces that the privilege escalation flaw in the Firefox Debugger component (CVE‑2026‑6769) has been fixed in Firefox versions 150 and 140.10, with no mention of PoC, exploit, or active attacks.

    0000045
    4.0K followersView on X
CPE platform detail3 entries

3 of 3 entries

PartVendorProductVersionTarget SWTarget HW
Appmozillafirefox---
Appmozillafirefox---
Appmozillathunderbird---

Explore more