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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00188.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
BIAFRA Dancer2::Plugin::Auth::OAuth unaffected
Version Status Constraints
0 affected < 0.22

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

Upgrade to version 0.22 or later.

Workaround

No workaround given by the vendor.

References
Link Providers
https://datatracker.ietf.org/doc/html/rfc5849#section-3.3 cve-icon cve-icon
https://datatracker.ietf.org/doc/html/rfc5849#section-4.9 cve-icon cve-icon
https://metacpan.org/release/BIAFRA/Dancer2-Plugin-Auth-OAuth-0.22/changes cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-22376 cve-icon cve-icon
History

Tue, 16 Jun 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Mon, 15 Jun 2026 21:45:00 +0000

Type Values Removed Values Added
Description 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 Dancer2::Plugin::Auth::OAuth versions before 0.22 for Perl default to a predictable nonce
Weaknesses CWE-338
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: CPANSec

Published:

Updated: 2026-06-16T16:05:26.967Z

Reserved: 2026-06-09T21:09:06.279Z

Link: CVE-2026-11832

cve-icon Vulnrichment

Updated: 2026-06-16T16:05:23.004Z

cve-icon NVD

Status : Deferred

Published: 2026-06-15T22:16:15.400

Modified: 2026-06-16T15:41:12.897

Link: CVE-2026-11832

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses