CVE-2026-26962 in Rack
요약 (영어)
Rack is a modular Ruby web server interface. From version 3.2.0 to before version 3.2.6, Rack::Multipart::Parser unfolds folded multipart part headers incorrectly. When a multipart header contains an obs-fold sequence, Rack preserves the embedded CRLF in parsed parameter values such as filename or name instead of removing the folded line break during unfolding. As a result, applications that later reuse those parsed values in HTTP response headers may be vulnerable to downstream header injection or response splitting. This issue has been patched in version 3.2.6.
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책임이 있는
GitHub_M
예약하다
2026. 02. 16.
공개
2026. 04. 02.
상태
확인됨
엔트리
VulDB provides additional information and datapoints for this CVE:
| 아이디 | 취약성 | CWE | 악용 | 대책 | CVE |
|---|---|---|---|---|---|
| 354957 | Rack HTTP Response Header Multipart 권한 상승 | 93 | 정의되지 않음 | 공식 수정 | CVE-2026-26962 |