CVE-2026-6659

May 8, 2026, 8:16 p.m.

7.5
High

Description

Crypt::PasswdMD5 versions through 1.42 for Perl generates insecure random values for salts. The built-in rand function is predictable, and unsuitable for cryptography.

Product(s) Impacted

Vendor Product Versions
Perl
  • Crypt

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-338
Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a perl crypt passwdmd5 / / / / / /

References

https://metacpan.org/release/RSAVAGE/Crypt-PasswdMD5-1.42/source/lib/Crypt/PasswdMD5.pm#L35-47
http://www.openwall.com/lists/oss-security/2026/05/08/17

Tags

CWE-338
9b29abf9-4ab0-4765-b253-1875cd9b441e
2026-05-08
CVE-2026-6659

CVSS Score

7.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: NONE
  • Availability Impact: NONE

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

    View Vector String

Timeline

Published: May 8, 2026, 6:16 p.m.
Last Modified: May 8, 2026, 8:16 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

9b29abf9-4ab0-4765-b253-1875cd9b441e

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.