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CVSS 9.8 · CRITICAL

CVE-2026-8925haxx curl vulnerability

The curl logic that works with SASL authentication could end up cleaning up the GSASL context *twice* without clearing the pointer in between, making it `free()` the same pointer twice.

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Análisis

A critical vulnerability in curl's SASL authentication logic could allow memory corruption via a double-free bug. Because curl is integrated into almost every modern software stack, this vulnerability represents a systemic risk for both backend services and client-side applications.

Roles relevantes

BackendCyberSecurityDockerLinuxCloudC

Severidad

Puntaje: 9.8(CRITICAL)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Tipo de falla (CWE): CWE-415

EPSS

Probabilidad de explotación (próx. 30 días): 0.0076 (0.8%)
Percentil: 51.0%
EPSS: 2026-07-07

Afecta

haxx:curl

Descripción técnica

The curl logic that works with SASL authentication could end up cleaning up the GSASL context *twice* without clearing the pointer in between, making it `free()` the same pointer twice.

Publicada: 3/7/2026, 7:16:24
Última modificación: 7/7/2026, 23:04:29

Referencias

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