En resumen
- CVE-2026-39819 es una vulnerabilidad MEDIO (CVSS 5.3) que afecta a toolchain, go (golang).
- Probabilidad de explotación en los próximos 30 días (EPSS): 0.18%, mayor que el 7.5% de las vulnerabilidades.
- Solución: actualizar a 1.26.3, 1.25.10 o posterior.
| Package | Affected versions | Patched versions |
|---|
| toolchain Go | ≥ 1.26.0-0, < 1.26.3< 1.25.10
| 1.26.31.25.10
|
| go | ≥ 1.26.0, < 1.26.3< 1.25.10
| 1.26.31.25.10
|
Description
The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp").
An attacker with access to the temporary directory can create a symlink in one of these names, causing "go bug" to overwrite the target of the symlink.
NVD description
The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with access to the temporary directory can create a symlink in one of these names, causing "go bug" to overwrite the target of the symlink.
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