VulnSocial

CVE-2026-4706General(mozilla / firefox)

LOWCVSS 7.5 · 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

Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

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0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-754

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

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

  • firefox

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-03-24); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
mozilla
Products
firefox

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-03-24: 1Mentions · 2026-04-17: 1Patch / Workaround · 2026-04-17: 1Technical Details · 2026-03-24: 1Technical Details · 2026-04-17: 103-2404-17
Signal classification2 categories
General
150.0%
Patch
150.0%
Referenced assets1 URL
By indicator
Classification over time
DateTotalLabels
2026-03-241
General1
2026-04-171
Patch1
Full discourse2 posts
  • Giuseppe Paternicola@giuseppe_1337
    Patch

    🚨 HIGH: CVE-2026-4706 (CVSS 7.5) Incorrect boundary conditions in Firefox Canvas2D component → DoS risk. Affected: Firefox <149, ESR <115.34/140.9, Thunderbird <149/140.9 Patch immediately. #CVE #Vulnerability #PatchNow #ThreatIntel https://t.co/Ecnl0GufHY

    Post summary

    The post announces CVE‑2026‑4706, a DoS vulnerability in Firefox’s Canvas2D due to boundary conditions, provides the CVSS score and impacted versions, and urges users to apply the patch immediately.

    0000053
    25 followersView on X
  • CVE@CVEnew
    General

    CVE-2026-4706 Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, and Firefox ESR < 140.9. https://www.cve.org/CVERecord?id=CVE-2026-4706

    Post summary

    The post announces CVE-2026-4706, a boundary‑condition flaw in Firefox’s Canvas2D component affecting specific browser versions, without discussing PoC, exploit code, active attacks, or patches.

    00000104
    56.8K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Appmozillafirefox---
Appmozillafirefox---

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