PT-2025-20990 · Microsoft · Office Excel

0X140Ce · Published 2025-05-13 · Updated 2025-05-19 · CVE-2025-30379

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel (affected versions not specified)

Description The issue is related to the release of an invalid pointer or reference in Microsoft Office Excel, allowing an unauthorized attacker to execute code locally. This can be exploited by remote attackers to execute arbitrary code and affect the system. The vulnerability is due to faulty memory pointers in Microsoft Excel.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-763

Related Identifiers

BDU:2025-05621

CVE-2025-30379

Affected Products

Office Excel

References · 11

• https://bdu.fstec.ru/vul/2025-05621 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-30379 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30379 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-30379 · Security Note
• https://safe-surf.ru/specialists/bulletins-nkcki/720996 · Security Note
• https://osv.dev/vulnerability/CVE-2025-30379 · Vendor Advisory
• https://t.me/cvenotify/122904 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2025051392 · Note
• https://twitter.com/ZeroPathLabs/status/1922459503242404340 · Twitter Post
• https://twitter.com/CVEnew/status/1922339829842641342 · Twitter Post
• https://twitter.com/dailycve/status/1924474833221365970 · Twitter Post