2442315 – (CVE-2026-2798) CVE-2026-2798 firefox: thunderbird: Use-after-free in the DOM: Core & HTML component

Bug 2442315 (CVE-2026-2798) - CVE-2026-2798 firefox: thunderbird: Use-after-free in the DOM: Core & HTML component

Summary: CVE-2026-2798 firefox: thunderbird: Use-after-free in the DOM: Core & HTML co...

Keywords:
Status:	NEW
Alias:	CVE-2026-2798
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	high
Severity:	high
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+	depends on / blocked

Attachments	(Terms of Use)

Description OSIDB Bzimport 2026-02-24 14:04:22 UTC

Use-after-free in the DOM: Core & HTML component. This vulnerability affects Firefox < 148.

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