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CVE-2026-14899

Опубликовано: 22 июл. 2026
Источник: nvd
CVSS3: 7.5
EPSS Низкий

Описание

The code to parse MIME headers for display when forwarding a message (if the setting to view all headers was enabled) had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability was fixed in Thunderbird 153 and Thunderbird 140.13.

Уязвимые конфигурации

Конфигурация 1
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*
Версия до 140.13.0 (исключая)

EPSS

Процентиль: 20%
0.00274
Низкий

7.5 High

CVSS3

Дефекты

CWE-193

Связанные уязвимости

CVSS3: 7.5
ubuntu
27 дней назад

The code to parse MIME headers for display when forwarding a message (if the setting to view all headers was enabled) had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability was fixed in Thunderbird 153 and Thunderbird 140.13.

CVSS3: 6.1
redhat
27 дней назад

The code to parse MIME headers for display when forwarding a message (if the setting to view all headers was enabled) had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability was fixed in Thunderbird 153 and Thunderbird 140.13.

CVSS3: 7.5
debian
27 дней назад

The code to parse MIME headers for display when forwarding a message ( ...

CVSS3: 7.5
github
27 дней назад

The code to parse MIME headers for display when forwarding a message (if the setting to view all headers was enabled) had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability was fixed in Thunderbird 153 and Thunderbird 140.13.

suse-cvrf
8 дней назад

Security update for MozillaThunderbird

EPSS

Процентиль: 20%
0.00274
Низкий

7.5 High

CVSS3

Дефекты

CWE-193