Vulnerability in Facebook Messenger
CVE-2020-20093
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.024 (83.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
Public proof-of-concept exploits
References
- github.com/zadewg/RIUS (Exploit, Third Party Advisory)
- packetstormsecurity.com/files/166448/RTLO-Injection-URI-Spoofing.html (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-20093?
- CVE-2020-20093 is a medium-severity vulnerability in Facebook Messenger. CVSS score: 6.5/10. Published 2022-03-23.
- How severe is CVE-2020-20093?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-20093 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.