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CVE Vulnerability Details :
CVE-2026-9638
PUBLISHED
More InfoOfficial Page
Assigner-CPANSec
Assigner Org ID-9b29abf9-4ab0-4765-b253-1875cd9b441e
View Known Exploited Vulnerability (KEV) details
Published At-12 Jun, 2026 | 14:41
Updated At-12 Jun, 2026 | 17:50
Rejected At-
▼CVE Numbering Authority (CNA)
Crypt::PBKDF2 versions before 0.261630 for Perl generate insecure random values for salts

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.

Affected Products
Vendor
ARODLAND
Product
Crypt::PBKDF2
Collection URL
https://cpan.org/modules
Package Name
Crypt-PBKDF2
Repo
https://github.com/arodland/Crypt-PBKDF2
Program Routines
  • Crypt::PBKDF2::_random_salt
Default Status
unaffected
Versions
Affected
  • From 0 before 0.261630 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-338CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
Type: CWE
CWE ID: CWE-338
Description: CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Upgrade to version 0.261630 or later.

Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://metacpan.org/dist/Crypt-PBKDF2/source/lib/Crypt/PBKDF2.pm#L86-93
N/A
https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes
release-notes
Hyperlink: https://metacpan.org/dist/Crypt-PBKDF2/source/lib/Crypt/PBKDF2.pm#L86-93
Resource: N/A
Hyperlink: https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes
Resource:
release-notes
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
http://www.openwall.com/lists/oss-security/2026/06/12/4
N/A
Hyperlink: http://www.openwall.com/lists/oss-security/2026/06/12/4
Resource: N/A
Details not found