vulnerability · Wed 30 Sep 2026 · 15:02 UTC
GHSA-x97p-jq2g-jp4f: Axios: Prototype Pollution Gadget in axios toFormData Options
Filed UTCSource GTH ↗
Axios form serialization reads visitor, maxDepth, dots, indexes, metaTokens, and Blob from an internal options object without own-property guards. When Object.prototype has been polluted elsewhere in the same process, those inherited values can change how axios serializes multipart and URL-encoded request bodies. Axios does not create the prototype pollution source. This is a read-side gadget: axios turns an existing same-process pollution condition into altered request serialization or request failures. …
Signals
as the pipeline stamped them- High
- High-risk vulnerability
CVE
KEV from CISA · EPSS from FIRST| Id | KEV | EPSS | Reference |
|---|---|---|---|
| CVE-2026-101909 | — | 0.35% | NVD ↗ |
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