What’s Vulnerable › Vulnerabilities

CVE-2011-4321

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-11-23 · updated 2026-06-16
• Weakness: CWE-310

Description

The password reset functionality in Joomla! 1.5.x through 1.5.24 uses weak random numbers, which makes it easier for remote attackers to change the passwords of arbitrary users via unspecified vectors.

Affected products

• Joomla!: 1.5.0, 1.5.1, 1.5.2, 1.5.3, 1.5.4, 1.5.5 (+20)

References

• http://developer.joomla.org/security/news/9-security/10-core-security/375-20111103-core-password-change
• http://www.openwall.com/lists/oss-security/2011/11/21/1
• http://developer.joomla.org/security/news/9-security/10-core-security/375-20111103-core-password-change
• http://www.openwall.com/lists/oss-security/2011/11/21/1

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