CVE-2026-100795 | BDVDB-2026-380813 Detail

MozillaThunderbird

Description#

Denial-of-service in the Networking component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

No public exploit known

6.5 Medium

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 18.3.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Not classified

No specific action is recorded in the source data. Check the references for vendor guidance.

Not available

6.5 Medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).