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CVE-2026-21520

Опубликовано: 22 янв. 2026
Источник: msrc
CVSS3: 7.5
EPSS Низкий

Описание

Copilot Studio Information Disclosure Vulnerability

Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector

FAQ

Why are there no links to an update or instructions with steps that must be taken to protect from this vulnerability?

This vulnerability has already been fully mitigated by Microsoft. There is no action for users of this service to take. The purpose of this CVE is to provide further transparency.

Please see Toward greater transparency: Unveiling Cloud Service CVEs for more information.

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

N/A

EPSS

Процентиль: 26%
0.0009
Низкий

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 7.5
nvd
12 дней назад

Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector

CVSS3: 7.5
github
12 дней назад

Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector

CVSS3: 7.5
fstec
13 дней назад

Уязвимость графического инструмента для создания и поддержки искуственного интелекта Microsoft Copilot Studio, связанная с непринятием мер по очистке данных на управляющем уровне, позволяющая нарушителю раскрыть защищаемую информацию

EPSS

Процентиль: 26%
0.0009
Низкий

7.5 High

CVSS3