Vulnerability Description
Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the xdrv_10_scripter.ino, fetch_jpg(), jpg_task.boundary[40], strcpy() function.
CVSS Score
7.3
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Related Weaknesses (CWE)
References
- https://github.com/arendst/Tasmota/blob/c207cc2/tasmota/tasmota_xdrv_driver/xdrv
- https://github.com/sermikr0/CVE-2026-38426
- https://github.com/sermikr0/CVE-2026-38426
FAQ
What is CVE-2026-38426?
CVE-2026-38426 is a vulnerability with a CVSS score of 7.3 (HIGH). Buffer Overflow vulnerability in arendst Tasmota v.15.3.0.3 and before allows a remote attacker to execute arbitrary code via the xdrv_10_scripter.ino, fetch_jpg(), jpg_task.boundary[40], strcpy() fun...
How severe is CVE-2026-38426?
CVE-2026-38426 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-38426?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.