What is CVE-2025-26603?

CVE-2025-26603 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. heap-use-after-free in function str_to_reg in vim/vim

Which CVE IDs does CVE-2025-26603 cover?

CVE-2025-26603 covers the following CVE IDs: CVE-2025-26603. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-26603?

CVE-2025-26603 has a CVSS v3 base score of 4.2, published by Microsoft Security Response Center (MSRC).

CVE-2025-26603MediumCVSS 4.2

heap-use-after-free in function str_to_reg in vim/vim

Vendor

Microsoft Security Response Center (MSRC)

Published

June 3, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-26603 →