CVE-2023-28131
A vulnerability in the expo.io framework allows an attacker to take over accounts and steal credentials on an application/website that configured the "Expo AuthSession Redirect Proxy" for social sign-in.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 23.2%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
A vulnerability in the expo.io framework allows an attacker to take over accounts and steal credentials on an application/website that configured the "Expo AuthSession Redirect Proxy" for social sign-in. This can be achieved once a victim clicks a malicious link. The link itself may be sent to the victim in various ways (including email, text message, an attacker-controlled website, etc).
- CVSS 3.1
- 9.6 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 23.16% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-522
- Affected
- expo/expo software development kit
- Source
- cve@checkpoint.com
References
- https://blog.expo.dev/security-advisory-for-developers-using-authsessions-useproxy-options-and-auth-expo-io-e470fe9346dfMitigation, Third Party Advisory
- https://www.darkreading.com/endpoint/oauth-flaw-in-expo-platform-affects-hundreds-of-third-party-sites-apps
- https://blog.expo.dev/security-advisory-for-developers-using-authsessions-useproxy-options-and-auth-expo-io-e470fe9346dfMitigation, Third Party Advisory
- https://www.darkreading.com/endpoint/oauth-flaw-in-expo-platform-affects-hundreds-of-third-party-sites-apps
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.