CVE-2025-53732
published 2025-08-12CVE-2025-53732: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
PriorityP346high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
0.49%
38.7th percentile
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | 365_copilot | < 16.0.19127.20000 | 16.0.19127.20000 |
| microsoft | microsoft_office_for_android | >= 16.0.1 < 16.0.19127.20000 | 16.0.19127.20000 |
| microsoft | microsoft_office_for_universal | >= 16.0.1 < 16.0.14326.22618 | 16.0.14326.22618 |
| microsoft | office | < 16.0.14326.22618 | 16.0.14326.22618 |
| msrc | microsoft_office_for_android | — | — |
| msrc | microsoft_office_for_universal | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_msrc7.8HIGH
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Microsoft
Microsoft Office Remote Code Execution Vulnerability
vendor_msrc·2025-08-12·CVSS 7.8
CVE-2025-53732 [HIGH] CWE-122 Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
Description: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
FAQ: Is the Preview Pane an attack vector for this vulnerability?
No, the Preview Pane is not an attack vector.
FAQ: According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?
The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.
FAQ: According to the CVSS metric, user interaction is required (UI:R). Wh
GHSA
GHSA-c3hq-fjq8-j2v7: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally
ghsa_unreviewed·2025-08-12
CVE-2025-53732 [HIGH] CWE-122 GHSA-c3hq-fjq8-j2v7: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
No detection rules found.
No public exploits indexed.
2025-08-12
Published