CVE-2018-16848: A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a
Summary
CVE-2018-16848 is a denial of service vulnerability in OpenStack Mistral (a workflow automation tool) affecting versions up to 7.0.3, where attackers can submit specially crafted workflow definition files with nested anchors (repeated references in YAML configuration files) to exhaust system resources and crash the service. The vulnerability exploits uncontrolled resource consumption (CWE-400, where a program doesn't limit how much memory or CPU it uses).
Vulnerability Details
6.5(medium)
EPSS: 0.3%
Classification
Affected Vendors
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Original source: https://nvd.nist.gov/vuln/detail/CVE-2018-16848
First tracked: February 15, 2026 at 08:52 PM
Classified by LLM (prompt v3) · confidence: 75%