What is CVE-2020-11053?

CVE-2020-11053 is a high-severity vulnerability in Oauth2 Proxy, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 7.1/10. Published 2020-05-07.

How severe is CVE-2020-11053?

High severity. CVSS v3 base score is 7.1 out of 10.

Open Redirect in Oauth2 Proxy

CVE-2020-11053

In OAuth2 Proxy before 5.1.1, there is an open redirect vulnerability. Users can provide a redirect address for the proxy to send the authenticated user to at the end of the authentication flow. This is expected to be the original URL that…

Vulnerability class: Open Redirect

EPSS: 0.008 (52.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Oauth2 Proxy — versions < 5.1.1
Oauth2_proxy_project Oauth2_proxy

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-11053?: CVE-2020-11053 is a high-severity vulnerability in Oauth2 Proxy, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 7.1/10. Published 2020-05-07.
How severe is CVE-2020-11053?: High severity. CVSS v3 base score is 7.1 out of 10.