CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCVE-2018-16848
Medium (6.5) in redhat openstack-mistral. EPSS 1.2% chance of exploitation in the next 30 days. Fixed in mistral 10.0.0, 7.0.4.
A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.
Severity
- EPSS
- 1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-31)
- CWE
- CWE-400
- Published
- Modified
- Record from
- the NVD, synced
Affected
- redhat:openstack-mistral
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-443j-6p7g-6v4w | PyPI | mistral | <10.0.0 | 10.0.0 |
| PYSEC-2020-240 | PyPI | mistral | <7.0.4 | 7.0.4 |