What’s Vulnerable › Vulnerabilities

CVE-2020-22251

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-06 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross Site Scripting (XSS) vulnerability in phpList 3.5.3 via the login name field in Manage Administrators when adding a new admin.

Affected products

• PHPList: through 3.5.3

References

• https://github.com/phpList/phplist3/issues/660
• https://github.com/phpList/phplist3/issues/660

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