CVE-2026-38426

CVE-2026-38426: strcpy Stack Buffer Overflow in Tasmota fetchjpg boundary40 CVE: CVE-2026-38426 Severity: Critical CVSS 9.8 Product: Arendst Tasmota Affected Version: = 15.3.0.3 File: tasmota/tasmotaxdrvdriver/xdrv10scripter.ino Function: fetchjpg — case 0 initial connection Author: Saidakbarxon...

CVE-2026-38422

CVE-2026-38422: Tasmota fetchjpg의 결합된 버퍼 오버플로를 통한 원격 코드 실행 CVE: CVE-2026-38422 심각도: 치명적 CVSS 9.8 제품: Arendst Tasmota 영향받는 버전: 65535 │ Content-Length: 65537 │ → uint16t size = 1 wraparound │ → malloc1, readBytesbuff, 1 │ → 65536 bytes remain in stream → heap/stream corrupt...

CVE-2026-38427

CVE-2026-38427: Integer Wraparound → Heap Buffer Overflow in Tasmota fetchjpg CVE: CVE-2026-38427 Severity: Critical CVSS 9.8 Product: Arendst Tasmota Affected Version: = 15.3.0.3 File: tasmota/tasmotaxdrvdriver/xdrv10scripter.ino Function: fetchjpg — case 2 MJPEG frame fetch Author: Saidakbarxon...

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

A buffer overflow vulnerability exists in arendst Tasmota versions

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-2026-43709

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...

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-2026-38427

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

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...

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 ...

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-2026-38426

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-2026-38426

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...