CVE-2026-40992

Source
https://cve.org/CVERecord?id=CVE-2026-40992
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-40992.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-40992
Aliases
Downstream
Published
2026-06-11T05:03:53.539Z
Modified
2026-09-06T03:45:32.598848943Z
Severity
  • 5.0 (Medium) CVSS_V3 - CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
Summary
Mail Auto-Configuration Does Not Enable SSL Hostname Verification
Details

Spring Boot's Mail auto-configuration does not enable hostname verification. Applications that set the relevant JavaMail property, such as spring.mail.properties.mail.smtp.ssl.checkserveridentity=true, are not affected.

Affected versions: Spring Boot 4.0.0 through 4.0.6; 3.5.0 through 3.5.14; 3.4.0 through 3.4.16.

Database specific
{
    "cwe_ids": [
        "CWE-295"
    ],
    "cna_assigner": "vmware",
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "4.0.0"
                },
                {
                    "fixed": "4.0.6.1"
                },
                {
                    "introduced": "3.5.0"
                },
                {
                    "fixed": "3.5.14.1"
                },
                {
                    "introduced": "3.4.0"
                },
                {
                    "fixed": "3.4.17"
                }
            ]
        },
        {
            "source": "DESCRIPTION",
            "extracted_events": [
                {
                    "introduced": "4.0.0"
                },
                {
                    "fixed": "4.0.6"
                },
                {
                    "introduced": "3.5.0"
                },
                {
                    "fixed": "3.5.14"
                },
                {
                    "introduced": "3.4.0"
                },
                {
                    "fixed": "3.4.16"
                }
            ]
        }
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40992.json"
}
References

Affected packages

Git / github.com/spring-projects/spring-boot

Affected ranges

Type
GIT
Repo
https://github.com/spring-projects/spring-boot
Events
Database specific
Show details
{
    "source": "DESCRIPTION",
    "extracted_events": [
        {
            "introduced": "4.0.0"
        },
        {
            "fixed": "4.0.6"
        },
        {
            "introduced": "3.5.0"
        },
        {
            "fixed": "3.5.14"
        }
    ]
}

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-40992.json"