CVE-2023-47163
High
Description
Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service (DoS) condition.
SeverityHigh
CVSS7.5
Exploit probability—
ProductRemarshal
PublishedNov 13, 2023
First seenNov 13, 2023
How to fix
Update
- remarshal_project remarshal0.17.1 or later
- remarshal0.17.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| remarshal_project remarshal | v < 0.17.1 | 0.17.1 |
| remarshalPyPI | v < 0.17.1 | 0.17.1 |
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