What is CVE-2026-59277?

CVE-2026-59277 is a low-severity vulnerability in Spring Security, classified under CWE-693 PROTECTION MECHANISM FAILURE. CVSS score: 3.7/10. Published 2026-08-27.

How severe is CVE-2026-59277?

Low severity. CVSS v3 base score is 3.7 out of 10.

Vulnerability in Spring Security

CVE-2026-59277

Spring Security's InetAddressMatchers utility provides matchInternal() and matchExternal() builders for constructing an InetAddressMatcher that classifies a given IP address as belonging to an internal (private) or external (public) network. Spring Security 7.1.0

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Spring Security — versions 7.1.0

References

security@vmware.com

Frequently asked questions

What is CVE-2026-59277?: CVE-2026-59277 is a low-severity vulnerability in Spring Security, classified under CWE-693 PROTECTION MECHANISM FAILURE. CVSS score: 3.7/10. Published 2026-08-27.
How severe is CVE-2026-59277?: Low severity. CVSS v3 base score is 3.7 out of 10.