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CVE-2021-25876

• Severity: medium (CVSS 6.1 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: yes
• Published: 2021-11-01 · updated 2026-07-09
• Weakness: CWE-79

Description

AVideo/YouPHPTube 10.0 and prior has multiple reflected Cross Script Scripting vulnerabilities via the u parameter which allows a remote attacker to steal administrators' session cookies or perform actions as an administrator.

Affected products

• YouPHPTube: through 10.0

References

• https://synacktiv.com
• https://www.synacktiv.com/sites/default/files/2021-01/YouPHPTube_Multiple_Vulnerabilities.pdf
• https://synacktiv.com
• https://www.synacktiv.com/sites/default/files/2021-01/YouPHPTube_Multiple_Vulnerabilities.pdf

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