CVE-2026-44293
CVE-2026-44293 · protobufjs: Code injection through bytes field defaults in generated toObject code
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
protobufjs compiles protobuf definitions into JavaScript (JS) functions. Prior to 7.5.6 and 8.0.2, protobufjs generated JavaScript for toObject conversion could include an unsafe expression derived from a schema-controlled bytes field default value. A crafted descriptor with a non-string default value for a bytes field could cause attacker-controlled code to be emitted into the generated conversion function. This vulnerability is fixed in 7.5.6 and 8.0.2.
CVSS 7.7 · Alta · EPSS 0,4% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: node
Productos y versiones afectados
protobuf.js
- Versiones
- < 7.5.6: Afectada
- >= 8.0.0, < 8.0.2: Afectada
Sin corrección publicada
protobufjs npm
- Intervalos de versiones afectados
- SEMVER: < 7.5.6
Actualiza a 7.5.6
protobufjs npm
- Intervalos de versiones afectados
- SEMVER: ≥ 8.0.0, < 8.0.2
Actualiza a 8.0.2
Fuentes originales
- https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-66ff-xgx4-vchm
- https://access.redhat.com/security/cve/CVE-2026-44293
- https://bugzilla.redhat.com/show_bug.cgi?id=2477104
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44293.json
- https://access.redhat.com/errata/RHSA-2026:34160
- https://access.redhat.com/errata/RHSA-2026:37385
- https://access.redhat.com/errata/RHSA-2026:34374
- https://access.redhat.com/errata/RHSA-2026:26234
- https://access.redhat.com/errata/RHSA-2026:60520
- https://access.redhat.com/errata/RHSA-2026:57487
- https://access.redhat.com/errata/RHSA-2026:54555
- https://access.redhat.com/errata/RHSA-2026:37628
- https://access.redhat.com/errata/RHSA-2026:37186
- https://access.redhat.com/errata/RHSA-2026:29795
- https://access.redhat.com/errata/RHSA-2026:26090
- https://nvd.nist.gov/vuln/detail/CVE-2026-44293