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CVE-2026-78503

Опубликовано: 08 сент. 2026
Источник: msrc
CVSS3: 6.5
EPSS Низкий

Описание

Microsoft Office Word Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

FAQ

What type of information could be disclosed by this vulnerability?

An attacker who successfully exploited this vulnerability could potentially read small portions of heap memory.

Is the Preview Pane an attack vector for this vulnerability?

No, the Preview Pane is not an attack vector.

Are the updates for the Microsoft Office LTSC for Mac currently available?

The security update for Microsoft Office LTSC for Mac 2021 and 2024 are not immediately available. The updates will be released as soon as possible, and when they are available, customers will be notified via a revision to this CVE information.

Обновления

ПродуктСтатьяОбновление
Microsoft Word 2016 (32-bit edition)
Microsoft Word 2016 (64-bit edition)
Microsoft Office 2019 for 32-bit editions
-
Microsoft Office 2019 for 64-bit editions
-
Microsoft 365 Apps for Enterprise for 32-bit Systems
-
Microsoft 365 Apps for Enterprise for 64-bit Systems
-
Microsoft Office LTSC 2021 for 64-bit editions
-
Microsoft Office LTSC 2021 for 32-bit editions
-
Microsoft Office LTSC 2024 for 32-bit editions
-
Microsoft Office LTSC 2024 for 64-bit editions
-

Показывать по

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

Exploitation Less Likely

EPSS

Процентиль: 58%
0.00922
Низкий

6.5 Medium

CVSS3

Связанные уязвимости

CVSS3: 6.5
nvd
4 дня назад

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

CVSS3: 6.5
github
4 дня назад

Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.

EPSS

Процентиль: 58%
0.00922
Низкий

6.5 Medium

CVSS3