What’s Vulnerable › Vulnerabilities

CVE-2020-20093

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-23 · updated 2026-06-17

Description

The Facebook Messenger app for iOS 227.0 and prior and Android 228.1.0.10.116 and prior user interface does not properly represent URI messages to the user, which results in URI spoofing via specially crafted messages.

Affected products

• Facebook Messenger: through 227.0; through 228.1.0.10.116

References

• http://packetstormsecurity.com/files/166448/RTLO-Injection-URI-Spoofing.html
• https://github.com/zadewg/RIUS
• http://packetstormsecurity.com/files/166448/RTLO-Injection-URI-Spoofing.html
• https://github.com/zadewg/RIUS

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