Mozilla Thunderbird <78

productDE

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

critical

by severity

0critical7high7medium0low

updated 2026-10-28

vulnerabilities (14)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2020-12418US	medium6.5	3.03% (87th)	—	no fix	2020-07-09	—
CVE-2020-12417US	high8.8	2.68% (86th)	—	no fix	2020-07-09	—
CVE-2020-12419US	high8.8	2.32% (83rd)	—	no fix	2020-07-09	—
CVE-2020-12422US	high8.8	1.94% (80th)	—	no fix	2020-07-09	—
CVE-2020-12420US	high8.8	1.86% (79th)	—	no fix	2020-07-09	—
CVE-2020-12421US	medium6.5	1.84% (79th)	—	no fix	2020-07-09	—
CVE-2020-12426US	high8.8	1.61% (76th)	—	no fix	2020-07-09	—
CVE-2020-12424US	medium6.5OT elevated	1.61% (76th)	—	no fix	2020-07-09	—
CVE-2020-12425US	medium6.5	1.57% (75th)	—	no fix	2020-07-09	—
CVE-2020-12416US	high8.8	1.35% (71st)	—	no fix	2020-07-09	—
CVE-2020-12415US	medium6.5OT elevated	1.26% (70th)	—	no fix	2020-07-09	—
CVE-2020-15648US	medium6.5	1.14% (67th)	—	no fix	2020-08-10	—
CVE-2020-12423US	high7.8	0.41% (36th)	—	no fix	2020-07-09	—
CVE-2020-12402US	medium4.4OT elevated	0.34% (27th)	—	no fix	2020-07-09	—

The flaw types (CWEs) most of these CVEs share.

CWE-125Out-of-bounds Read3 CVEs
CWE-416Use After Free3 CVEs
CWE-787Out-of-bounds Write3 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer2 CVEs
CWE-276Incorrect Default Permissions2 CVEs
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')2 CVEs
CWE-451User Interface (UI) Misrepresentation of Critical Information2 CVEs
CWE-1021Improper Restriction of Rendered UI Layers or Frames1 CVEs

Which sources assert this record, and when.

scry

Products carry known vulnerabilities once they are exposed to the internet. See what is exposed on your perimeter with a free passive scan.