---
title: "CVE-2020-10770: Server-Side Request Forgery | CubePath"
description: "A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter request_uri…"
language: en
source: https://cubepath.com/security/cve/CVE-2020-10770
---

# CVE-2020-10770: Server-Side Request Forgery | CubePath

## Description

A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter request\_uri. This flaw allows an attacker to use this parameter to execute a Server-side request forgery (SSRF) attack.

Official description from the CVE record, published by redhat. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2020-10770)

## Key data

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.69724 (69.7% probability)

Percentile

99.4%

Scores of

Nov 10, 2026

Model

v2026.06.15

### Weakness (CWE)

CWE catalog version 5.0.

CWE names: Copyright © 2006-2026, The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CWE license.

- [CWE-918](https://cwe.mitre.org/data/definitions/918.html) Server-Side Request Forgery

## Affected products

Products listed in the CVE record, as the CNA published them.

- keycloak

  - affected: keycloak 13.0.0

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [bugzilla.redhat.com/show\_bug.cgi?id=1846270](https://bugzilla.redhat.com/show%5Fbug.cgi?id=1846270)
- [packetstormsecurity.com/files/164499/Keycloak-12.0.1-Server…](http://packetstormsecurity.com/files/164499/Keycloak-12.0.1-Server-Side-Request-Forgery.html)

## Timeline

1. ID reserved Mar 20, 2020
2. Record published Dec 15, 2020
3. Record last updated Aug 4, 2024

## Look up another CVE

## About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.

[Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection)

Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 20:04 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)