CVE-2026-2731
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Path Traversal and Code Injection in DynamicWeb JobRunnerBackground.aspx
Vulnerability report for CVE-2026-2731, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-02-19
Last updated on: 2026-02-19
Assigner: National Cyber Security Centre Finland
Description
Description
Path traversal and content injection in JobRunnerBackground.aspx in DynamicWeb 8 (all) and 9 (<9.19.7 and <9.20.3) allows unauthenticated attackers to execute code via simple web requests
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| dynamicweb | dynamicweb | From 9.19.7|start_excluding=9.20.3 (exc) |
| dynamicweb | dynamicweb | 9.19.6 |
| dynamicweb | dynamicweb | 9.20.3 |
| dynamicweb | dynamicweb | 9.21.0 |
| dynamicweb | dynamicweb | From 10.1.2 (inc) |
| dynamicweb | dynamicweb | 8 |
| dynamicweb | dynamicweb | From 9.19.7|end_excluding=9.20.3 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
