Advisory details:
github_osv / GHSA-q6w2-89hq-hq27
| Advisory ID | github_osv/GHSA-q6w2-89hq-hq27 |
| Aliases |
CVE-2021-20195
|
| Summary | keycloak Self Stored Cross-site Scripting vulnerability A flaw was found in keycloak in versions before 13.0.0. A Self Stored XSS attack vector escalating to a complete account takeover is possible due to user-supplied data fields not being properly encoded and Javascript code being used to process the data. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. |
| Status | Published |
| Exploitability | 0.5 |
| Weighted Severity | 8.6 |
| Risk | 4.3 |
| Affected and Fixed Packages | Package Details |
| Introduced and Fixed Package Commit Patches | Package Commit Patches Details |
| System | Score | Found at |
|---|---|---|
| cvssv3.1 | 9.6 | https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/06/GHSA-q6w2-89hq-hq27/GHSA-q6w2-89hq-hq27.json |
| generic_textual | CRITICAL |
| Reference id | Reference type | URL |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1919143 | ||
| https://github.com/keycloak/keycloak/commit/717d9515fa131e3d8c8936e41b2e52270fdec976 | ||
| CVE-2021-20195 | https://nvd.nist.gov/vuln/detail/CVE-2021-20195 |
No EPSS data available for this advisory.
| Patch URL | |
|---|---|
| There are no known patches. | |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
There are no SSVC decisions available.