CVSS 3.1
7.3 highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:LCVE-2021-20202
High (7.3) in redhat keycloak. EPSS 0.3% chance of exploitation in the next 30 days. Fixed in org.keycloak:keycloak-core 13.0.0.
A flaw was found in keycloak. Directories can be created prior to the Java process creating them in the temporary directory, but with wider user permissions, allowing the attacker to have access to the contents that keycloak stores in this directory. The highest threat from this vulnerability is to data confidentiality and integrity.
Severity
- EPSS
- 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
- CWE
- CWE-377
- Published
- Modified
- Record from
- the NVD, synced
Affected
- redhat:keycloak
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-6xp6-fmc8-pmmr | Maven | org.keycloak:keycloak-core | <13.0.0 | 13.0.0 |