What is CVE-2026-25833?

CVE-2026-25833 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function

Which CVE IDs does CVE-2026-25833 cover?

CVE-2026-25833 covers the following CVE IDs: CVE-2026-25833. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-25833?

CVE-2026-25833 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-25833MediumCVSS 7.5

Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-25833 →