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CVE-2026-33750
MEDIUM6.5
Descripcion
The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to versions 5.0.5, 3.0.2, 2.0.3, and 1.1.13, a brace pattern with a zero step value (e.g., `{1..2..0}`) causes the sequence generation loop to run indefinitely, making the process hang for seconds and allocate heaps of memory. Versions 5.0.5, 3.0.2, 2.0.3, and 1.1.13 fix the issue. As a workaround, sanitize strings passed to `expand()` to ensure a step value of `0` is not used.
Detalles CVE
Puntuacion CVSS v3.16.5
SeveridadMEDIUM
Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Vector de ataqueNETWORK
ComplejidadLOW
Privilegios requeridosNONE
Interaccion usuarioREQUIRED
Publicado3/27/2026
Ultima modificacion3/27/2026
Fuentenvd
Avistamientos honeypot0
Debilidades (CWE)
CWE-400
Referencias
https://github.com/juliangruber/brace-expansion/blob/daa71bcb4a30a2df9bcb7f7b8daaf2ab30e5794a/src/index.ts#L107-L113(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/blob/daa71bcb4a30a2df9bcb7f7b8daaf2ab30e5794a/src/index.ts#L184(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/commit/311ac0d54994158c0a384e286a7d6cbb17ee8ed5(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/commit/7fd684f89fdde3549563d0a6522226a9189472a2(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/commit/b9cacd9e55e7a1fa588fe4b7bb1159d52f1d902a(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/issues/98(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/pull/95(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/pull/96(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/pull/97(security-advisories@github.com)
https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-f886-m6hf-6m8v(security-advisories@github.com)
Correlaciones IOC
Sin correlaciones registradas
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