What’s Vulnerable › Vulnerabilities

CVE-2021-21751

• Severity: high (CVSS 8.1 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: 2021-12-27 · updated 2026-06-17

Description

ZTE BigVideo analysis product has an input verification vulnerability. Due to the inconsistency between the front and back verifications when configuring the large screen page, an attacker with high privileges could exploit this vulnerability to tamper with the URL and cause service exception.

Affected products

• ZXIN10 CMS: through 3.01.01.04

References

• https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1021884
• https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1021884

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