CVE-2025-59240
published 2025-11-11CVE-2025-59240: Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
PriorityP428medium5.5CVSS 3.1
AVLACLPRNUIRSUCHINAN
EPSS
0.58%
44.2th percentile
Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Affected
18 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | excel | — | — |
| microsoft | microsoft_365_apps_for_enterprise | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_excel_2016 | >= 16.0.0.0 < 16.0.5526.1002 | 16.0.5526.1002 |
| microsoft | microsoft_office_2019 | >= 19.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2021 | >= 16.0.1 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | microsoft_office_ltsc_2024 | >= 16.0.0 < https://aka.ms/OfficeSecurityReleases | https://aka.ms/OfficeSecurityReleases |
| microsoft | office | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| microsoft | office_long_term_servicing_channel | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_32-bit_systems | — | — |
| msrc | microsoft_365_apps_for_enterprise_for_64-bit_systems | — | — |
| msrc | microsoft_excel_2016 | — | — |
| msrc | microsoft_office_2019_for_32-bit_editions | — | — |
| msrc | microsoft_office_2019_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2021_for_64-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2024_for_32-bit_editions | — | — |
| msrc | microsoft_office_ltsc_2024_for_64-bit_editions | — | — |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
vendor_msrc5.5MEDIUM
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GHSA
GHSA-7697-4p89-46w3: Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally
ghsa_unreviewed·2025-11-11
CVE-2025-59240 [MEDIUM] CWE-200 GHSA-7697-4p89-46w3: Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally
Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Microsoft
Microsoft Excel Information Disclosure Vulnerability
vendor_msrc·2025-11-11·CVSS 5.5
CVE-2025-59240 [MEDIUM] CWE-200 Microsoft Excel Information Disclosure Vulnerability
Microsoft Excel Information Disclosure Vulnerability
Description: Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
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.
FAQ: According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
An attacker must send a user a malicious Office file and convince them to open it.
FAQ: Is the Preview Pane an attack vector for this vulnerability?
No, the Preview Pane is not an attack vector.
Microsoft Office Excel: Microsoft Office Excel
Microsoft: Microsoft
Customer Actio
No detection rules found.
No public exploits indexed.
2025-11-11
Published