What’s Vulnerable › Vulnerabilities

CVE-2020-21246

• Severity: medium (CVSS 5.4 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: 2023-06-20 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross Site Scripting vulnerability in YiiCMS v.1.0 allows a remote attacker to execute arbitrary code via the news function.

Affected products

• Yiicms Project Yiicms: 1.0

References

• https://github.com/yongshengli/yiicms/issues/6
• https://github.com/yongshengli/yiicms/issues/6

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