The parse function in llhttp < 2.1.4 and < 6.0.6. ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.
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References
History
No history.
Status: PUBLISHED
Assigner: hackerone
Published:
Updated: 2025-04-30T22:24:38.152Z
Reserved: 2021-01-06T00:00:00.000Z
Link: CVE-2021-22960
No data.
Status : Modified
Published: 2021-11-03T20:15:08.247
Modified: 2026-06-17T03:38:06.730
Link: CVE-2021-22960
OpenCVE Enrichment
No data.