CVE-2026-9638 - Vulnerability Details - OpenCVE

Crypt::PBKDF2 versions before 0.261630 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products

References

Link	Providers
http://www.openwall.com/lists/oss-security/2026/06/12/4
https://metacpan.org/dist/Crypt-PBKDF2/source/lib/Crypt/PBKDF2.pm#L86-93
https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes

History

Fri, 12 Jun 2026 18:30:00 +0000

Type	Values Removed	Values Added
References		http://www.openwall.com/lists/oss-security/2026/06/12/4
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Fri, 12 Jun 2026 15:45:00 +0000

Type	Values Removed	Values Added
Description		Crypt::PBKDF2 versions before 0.261630 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.
Title		Crypt::PBKDF2 versions before 0.261630 for Perl generate insecure random values for salts
Weaknesses		CWE-338
References		https://metacpan.org/dist/Crypt-PBKDF2/source/lib/Crypt/PBKDF2.pm#L86-93 https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes

MITRE

Status: PUBLISHED

Assigner: CPANSec

Published: 2026-06-12T14:41:51.921Z

Updated: 2026-06-12T17:50:43.544Z

Reserved: 2026-05-26T18:28:03.845Z

Link: CVE-2026-9638

Vulnrichment

Updated: 2026-06-12T17:50:43.544Z

NVD

Status : Deferred

Published: 2026-06-12T16:16:34.937

Modified: 2026-06-12T18:16:36.030

Link: CVE-2026-9638

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-06-12T16:45:07Z

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