CVE-2026-38426

CVE-2026-38426: Desbordamiento de búfer de pila por strcpy en Tasmota fetchjpg boundary40 CVE: CVE-2026-38426 Gravedad: Crítica CVSS 9.8 Producto: Arendst Tasmota Versión afectada: = 15.3.0.3 Archivo: tasmota/tasmotaxdrvdriver/xdrv10scripter.ino Función: fetchjpg — caso 0 conexión inicial Autor:...

CVE-2026-38422

CVE-2026-38422: Ejecución remota de código mediante desbordamientos de búfer combinados en Tasmota fetchjpg CVE: CVE-2026-38422 Gravedad: Crítica CVSS 9.8 Producto: Arendst Tasmota Versión afectada: = 15.3.0.3 Archivo: tasmota/tasmotaxdrvdriver/xdrv10scripter.ino Función: fetchjpg Autor:...

CVE-2026-38427

CVE-2026-38427: Envoltura de enteros → Desbordamiento de búfer en el montón en Tasmota fetchjpg CVE: CVE-2026-38427 Gravedad: Crítico CVSS 9.8 Producto: Arendst Tasmota Versión afectada: = 15.3.0.3 Archivo: tasmota/tasmotaxdrvdriver/xdrv10scripter.ino Función: fetchjpg — caso 2 obtención de trama...

CVE-2026-38426

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the xdrv10scripter.ino, fetchjpg, jpgtask.boundary40, strcpy function...

CVE-2026-38427

An issue in fetchjpg in xdrv10scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually read...

CVE-2026-38422

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmotaxdrvdriver/xdrv10scripter.ino, fetchjpg function...

CVE-2026-38427

An issue in fetchjpg in xdrv10scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually read...

CVE-2026-38422

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmotaxdrvdriver/xdrv10scripter.ino, fetchjpg function...

CVE-2026-38426

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the xdrv10scripter.ino, fetchjpg, jpgtask.boundary40, strcpy function...

CVE-2026-38422

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmotaxdrvdriver/xdrv10scripter.ino, fetchjpg function...

CVE-2026-38427

A heap buffer overflow vulnerability exists in the fetch_jpg() function within the xdrv_10_scripter.ino file of Arendst Tasmota (versions

CVE-2026-38427

An issue in fetchjpg in xdrv10scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually read...

CVE-2026-38427

An issue in fetchjpg in xdrv10scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually read...

CVE-2026-38427: Heap-based Buffer Overflow

An issue in fetchjpg in xdrv10scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually read...

CVE-2026-38422

A buffer overflow vulnerability exists in arendst Tasmota versions

PT-2026-43709

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmota xdrv driver/xdrv 10 scripter.ino, fetch jpg function...

Tasmota 安全漏洞

Tasmota is an IoT device firmware and automation control platform developed by Theo Arends. Versions of Tasmota prior to 15.3.0.3 contained security vulnerabilities. These vulnerabilities were caused by a buffer overflow in the fetchjpg function found in the...

CVE-2026-38422

Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the tasmota/tasmotaxdrvdriver/xdrv10scripter.ino, fetchjpg function...

PT-2026-43711

An issue in fetch jpg in xdrv 10 scripter.ino in Tasmota through 15.3.0.3 allows a remote attacker to cause heap buffer overflow. The Content-Length from a JPEG stream is stored in a uint16 t variable; values above 65535 wrap around, causing allocation of a smaller buffer than the data actually...

Tasmota 安全漏洞

Tasmota is an IoT device firmware and automation control platform developed by Theo Arends. Versions of Tasmota prior to 15.3.0.3 contained security vulnerabilities. These vulnerabilities stemmed from the fetchjpg function in xdrv10scripter.ino, which stored the Content-Length of JPEG streams in ...