Vulnerability in Goauthentik Authentik
CVE-2023-36456
authentik is an open-source Identity Provider. Prior to versions 2023.4.3 and 2023.5.5, authentik does not verify the source of the X-Forwarded-For and X-Real-IP headers, both in the Python code and the go code. Only authentik setups that…
EPSS: 0.004 (58.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.
Affected products
- Goauthentik Authentik — versions < 2023.4.3, >= 2023.5.0, < 2023.5.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/goauthentik/authentik/security/advisories/GHSA-cmxp-jcw7-jjjv (x_refsource_CONFIRM)
- https://github.com/goauthentik/authentik/commit/15026748d19d490eb2baf9a9566ead4f805f7dff (x_refsource_MISC)
- https://github.com/goauthentik/authentik/commit/c07a48a3eccbd7b23026f72136d3392bbc6f795a (x_refsource_MISC)
- https://goauthentik.io/docs/releases/2023.4#fixed-in-202343 (x_refsource_MISC)
- https://goauthentik.io/docs/releases/2023.5#fixed-in-202355 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-36456?
- CVE-2023-36456 is a high-severity vulnerability in Goauthentik Authentik, classified under CWE-436. CVSS score: 8.3/10. Published 2023-07-06.
- How severe is CVE-2023-36456?
- High severity. CVSS v3 base score is 8.3 out of 10.
- Is CVE-2023-36456 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.