CVE-2026-112945

Source
https://cve.org/CVERecord?id=CVE-2026-112945
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112945.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-112945
Aliases
Published
2026-10-20T15:00:58Z
Modified
2026-10-21T02:55:52Z
Severity
  • 2.1 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
Vite: Cross origin script execution through Vite custom middleware
Details

Vite is a frontend tooling framework for JavaScript. Prior to 6.4.4, 7.3.7, 8.1.6, 8.2.4, and 8.3.3, applications using custom middleware are vulnerable when they pass an unchanged browser request URL to server.transformIndexHtml. getHtmlFilename uses the query-bearing request URL to resolve an existing local file while preserving attacker-supplied leading slashes in the generated proxy module URL. If the transformed HTML contains an inline module script and a victim browser loads the crafted development-server page, the leading double slash makes the browser fetch and execute an attacker-controlled module in the Vite-served page. This execution can expose sensitive page data or permit critical actions available to the affected application. This issue is fixed in versions 6.4.4, 7.3.7, 8.1.6, 8.2.4, and 8.3.3.

Database specific
{
    "cna_assigner":  "GitHub_M",
    "cwe_ids":  [
        "CWE-80"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112945.json"
}
References

Affected packages

Git / github.com/vitejs/vite

Affected ranges

Type
GIT
Repo
https://github.com/vitejs/vite
Events
Database specific
Show details
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "8.3.0"
                },
                {
                    "fixed":  "8.3.3"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StringRangeExpression"
        },
        {
            "range":  [
                {
                    "introduced":  "8.2.0"
                },
                {
                    "fixed":  "8.2.4"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StringRangeExpression"
        },
        {
            "range":  [
                {
                    "introduced":  "8.0.0"
                },
                {
                    "fixed":  "8.1.6"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StringRangeExpression"
        },
        {
            "range":  [
                {
                    "introduced":  "7.0.0"
                },
                {
                    "fixed":  "7.3.7"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StringRangeExpression"
        },
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "6.4.4"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StringRangeExpression"
        },
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "1.1.0"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StringRangeExpression"
        },
        {
            "range":  [
                {
                    "fixed":  "7dafd8e56f152403a3230608fa4005273c2e9e17"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

create-app@1.*
create-app@1.0.0
create-app@1.0.1
create-app@1.0.2
create-app@1.0.3
create-app@1.0.4
create-app@1.0.5
create-app@1.0.6
create-app@1.1.0
create-vite@7.*
create-vite@7.0.0
create-vite@7.0.1
create-vite@7.0.2
create-vite@7.0.3
create-vite@7.1.0
create-vite@7.1.1
create-vite@7.1.2
create-vite@7.1.3
create-vite@8.*
create-vite@8.0.0
create-vite@8.0.0-beta.0
create-vite@8.0.1
create-vite@8.0.2
create-vite@8.0.3
create-vite@8.1.0
create-vite@8.2.0
create-vite@8.3.0
create-vite@9.*
create-vite@9.0.0
create-vite@9.0.1
create-vite@9.0.2
create-vite@9.0.3
create-vite@9.0.4
create-vite@9.0.5
create-vite@9.0.6
create-vite@9.0.7
create-vite@9.1.0
create-vite@9.1.1
create-vite@9.1.2
create-vite@9.2.1
plugin-legacy@1.*
plugin-legacy@1.0.0
plugin-legacy@1.0.1
plugin-legacy@1.1.0
plugin-legacy@1.1.1
plugin-legacy@1.2.0
plugin-legacy@1.2.1
plugin-legacy@7.*
plugin-legacy@7.0.0
plugin-legacy@7.0.1
plugin-legacy@7.1.0
plugin-legacy@7.2.0
plugin-legacy@7.2.1
plugin-legacy@8.*
plugin-legacy@8.0.0
plugin-legacy@8.0.1
plugin-legacy@8.0.2
plugin-legacy@8.1.0
plugin-legacy@8.1.0-beta.0
plugin-legacy@8.2.0
plugin-legacy@8.2.1
plugin-legacy@8.2.3
plugin-react-refresh@1.*
plugin-react-refresh@1.1.0
plugin-react-refresh@1.1.1
plugin-vue-jsx@1.*
plugin-vue-jsx@1.0.0
plugin-vue-jsx@1.0.1
plugin-vue-jsx@1.0.2
plugin-vue@1.*
plugin-vue@1.0.3
plugin-vue@1.0.4
plugin-vue@1.0.5
plugin-vue@1.0.6
v1.*
v1.0.0-rc.10
v1.0.0-rc.11
v1.0.0-rc.13
v1.0.0-rc.5
v1.0.0-rc.6
v1.0.0-rc.7
v1.0.0-rc.8
v1.0.0-rc.9
v2.*
v2.0.0-alpha.1
v2.0.0-alpha.2
v2.0.0-alpha.3
v2.0.0-alpha.4
v2.0.0-alpha.5
v2.0.0-beta.1
v2.0.0-beta.10
v2.0.0-beta.11
v2.0.0-beta.12
v2.0.0-beta.13
v2.0.0-beta.14
v2.0.0-beta.15
v2.0.0-beta.16
v2.0.0-beta.17
v2.0.0-beta.18
v2.0.0-beta.19
v2.0.0-beta.2
v2.0.0-beta.20
v2.0.0-beta.21
v2.0.0-beta.22
v2.0.0-beta.23
v2.0.0-beta.24
v2.0.0-beta.25
v2.0.0-beta.26
v2.0.0-beta.27
v2.0.0-beta.28
v2.0.0-beta.29
v2.0.0-beta.3
v2.0.0-beta.30
v2.0.0-beta.31
v2.0.0-beta.4
v2.0.0-beta.5
v2.0.0-beta.6
v2.0.0-beta.7
v2.0.0-beta.8
v2.0.0-beta.9
v7.*
v7.0.0
v7.0.1
v7.0.2
v7.0.3
v7.0.4
v7.0.5
v7.0.6
v7.1.0
v7.1.0-beta.0
v7.1.0-beta.1
v7.1.1
v7.1.10
v7.1.11
v7.1.2
v7.1.3
v7.1.4
v7.1.5
v7.1.6
v7.1.7
v7.1.8
v7.1.9
v7.2.0
v7.2.0-beta.0
v7.2.0-beta.1
v7.2.1
v7.2.2
v7.2.3
v7.2.4
v7.2.5
v7.2.6
v7.2.7
v7.3.0
v7.3.1
v7.3.2
v7.3.3
v7.3.5
v7.3.6
v8.*
v8.0.0
v8.0.1
v8.0.10
v8.0.11
v8.0.12
v8.0.13
v8.0.14
v8.0.15
v8.0.16
v8.0.2
v8.0.3
v8.0.4
v8.0.5
v8.0.6
v8.0.7
v8.0.8
v8.0.9
v8.1.0
v8.1.0-beta.0
v8.1.1
v8.1.2
v8.1.3
v8.1.4
v8.1.5
v8.2.0
v8.2.1
v8.2.2
v8.3.0
v8.3.1
v8.3.2

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112945.json"