CVE-2026-6778General(mozilla / firefox)

LOWCVSS 5.3 · MEDIUM

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

Invalid pointer in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-476CWE-824

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

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

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • General: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
Products
firefoxthunderbird

Deep dive

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

    CVE-2026-6778 Invalid Pointer Vulnerability in Firefox Audio/Video Playback Component https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-6778

    Post summary

    The snippet references CVE-2026-6778 as an invalid pointer issue in Firefox’s audio/video playback component, but offers no further details on exploits, patches, or active use.

    0000035
    4.0K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Appmozillafirefox---
Appmozillathunderbird---

Explore more