What’s Vulnerable › Vulnerabilities

CVE-2021-26037: [20210703] - Core - Lack of enforced session termination

• Severity: medium (CVSS 5.3 v3.1)
• 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: 2021-07-07 · updated 2026-06-17
• Weakness: CWE-613

Description

An issue was discovered in Joomla! 2.5.0 through 3.9.27. CMS functions did not properly termine existing user sessions when a user's password was changed or the user was blocked.

Affected products

• Joomla!: from 2.5.0 through 3.9.27

References

• https://developer.joomla.org/security-centre/858-20210703-core-lack-of-enforced-session-termination.html
• https://developer.joomla.org/security-centre/858-20210703-core-lack-of-enforced-session-termination.html

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