What is CVE-2025-4207?

CVE-2025-4207 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. PostgreSQL GB18030 encoding validation can read one byte past end of allocation for text that fails validation

Which CVE IDs does CVE-2025-4207 cover?

CVE-2025-4207 covers the following CVE IDs: CVE-2025-4207. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-4207?

CVE-2025-4207 has a CVSS v3 base score of 5.9, published by Microsoft Security Response Center (MSRC).

CVE-2025-4207MediumCVSS 5.9

PostgreSQL GB18030 encoding validation can read one byte past end of allocation for text that fails validation

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-4207 →