{ "document": { "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "description", "text": "Dancer2::Plugin::Auth::OAuth versions before 0.22 for Perl default to a predictable nonce. The default nonce was generated using an MD5 hash of the epoch time, which is predictable.", "title": "Vulnerability Description" } ], "publisher": { "category": "other", "contact_details": "gdt@cpan.org", "name": "giterlizzi", "namespace": "https://github.com/giterlizzi/" }, "references": [ { "category": "self", "summary": "CPANSA-Dancer2-Plugin-Auth-OAuth-2026-11832 JSON", "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2026/cpansa-dancer2-plugin-auth-oauth-2026-11832.json" }, { "category": "external", "summary": "https://datatracker.ietf.org/doc/html/rfc5849#section-3.3", "url": "https://datatracker.ietf.org/doc/html/rfc5849#section-3.3" }, { "category": "external", "summary": "https://datatracker.ietf.org/doc/html/rfc5849#section-4.9", "url": "https://datatracker.ietf.org/doc/html/rfc5849#section-4.9" }, { "category": "external", "summary": "https://metacpan.org/release/BIAFRA/Dancer2-Plugin-Auth-OAuth-0.22/changes", "url": "https://metacpan.org/release/BIAFRA/Dancer2-Plugin-Auth-OAuth-0.22/changes" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2025-22376", "url": "https://www.cve.org/CVERecord?id=CVE-2025-22376" }, { "category": "external", "summary": "CVE-2026-11832 (NVD)", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-11832" } ], "title": "Dancer2-Plugin-Auth-OAuth vulnerability", "tracking": { "current_release_date": "2026-06-15T00:00:00", "generator": { "engine": { "name": "CSAF Perl Toolkit", "version": "0.26" } }, "id": "CPANSA-Dancer2-Plugin-Auth-OAuth-2026-11832", "initial_release_date": "2026-06-15T00:00:00", "revision_history": [ { "date": "2026-06-15T00:00:00", "number": "1", "summary": "First release" } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:cpan/<0.22", "product": { "name": "Dancer2-Plugin-Auth-OAuth less than 0.22", "product_id": "CSAFPID-0001", "product_identification_helper": { "purl": "pkg:cpan/Dancer2-Plugin-Auth-OAuth" } } }, { "category": "product_version_range", "name": "vers:cpan/>=0.22", "product": { "name": "Dancer2-Plugin-Auth-OAuth greater than or equal 0.22", "product_id": "CSAFPID-0002", "product_identification_helper": { "purl": "pkg:cpan/Dancer2-Plugin-Auth-OAuth" } } } ], "category": "product_name", "name": "Dancer2-Plugin-Auth-OAuth" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-11832", "cwe": { "id": "CWE-338", "name": "Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)" }, "notes": [ { "category": "description", "text": "Dancer2::Plugin::Auth::OAuth versions before 0.22 for Perl default to a predictable nonce.\n\nThe default nonce was generated using an MD5 hash of the epoch time, which is predictable.", "title": "Vulnerability Description" } ], "product_status": { "fixed": [ "CSAFPID-0002" ], "known_affected": [ "CSAFPID-0001" ] }, "scores": [ { "cvss_v3": { "baseScore": 9.1, "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "products": [ "CSAFPID-0001" ] } ] } ] }