CVE-2026-21618

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Source

https://cve.org/CVERecord?id=CVE-2026-21618

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-21618.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-21618

Aliases

EEF-CVE-2026-21618
GHSA-6cw9-5gg4-rhpj

Published

2026-01-19T14:22:46.770Z

Modified

2026-07-08T07:59:50.607768082Z

Severity

8.5 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N CVSS Calculator

Summary

Cross-site scripting (XSS) in OAuth Device Authorization screen

Details

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in hexpm hexpm/hexpm ('Elixir.HexpmWeb.SharedAuthorizationView' modules) allows Cross-Site Scripting (XSS). This vulnerability is associated with program files lib/hexpmweb/views/sharedauthorizationview.ex and program routines 'Elixir.HexpmWeb.SharedAuthorizationView':rendergrouped_scopes/3.

This issue affects hexpm: from 617e44c71f1dd9043870205f371d375c5c4d886d before c692438684ead90c3bcbfb9ccf4e63c768c668a8, from pkg:github/hexpm/hexpm@617e44c71f1dd9043870205f371d375c5c4d886d before pkg:github/hexpm/hexpm@c692438684ead90c3bcbfb9ccf4e63c768c668a8; hex.pm: from 2025-10-01 before 2026-01-19.

Database specific

{
    "cna_assigner": "EEF",
    "cwe_ids": [
        "CWE-79"
    ],
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "617e44c71f1dd9043870205f371d375c5c4d886d"
                },
                {
                    "fixed": "c692438684ead90c3bcbfb9ccf4e63c768c668a8"
                },
                {
                    "introduced": "2025-10-01"
                },
                {
                    "fixed": "2026-01-19"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "617e44c71f1dd9043870205f371d375c5c4d886d"
                },
                {
                    "fixed": "c692438684ead90c3bcbfb9ccf4e63c768c668a8"
                },
                {
                    "introduced": "617e44c71f1dd9043870205f371d375c5c4d886d"
                },
                {
                    "introduced": "2025-10-01"
                },
                {
                    "fixed": "2026-01-19"
                }
            ],
            "source": "DESCRIPTION"
        }
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21618.json"
}

References

Affected packages

Git / github.com/hexpm/hexpm

Affected ranges

Type

GIT

Repo

https://github.com/hexpm/hexpm

Events

Introduced

Fixed

c692438684ead90c3bcbfb9ccf4e63c768c668a8

Database specific

{
    "source": "REFERENCES"
}

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-21618.json"