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VulnerabilityPublished Updated

CVE-2026-50720: The Ingenic T31 SoC boot ROM has a

Source CVE Database V5

0

Not known to be exploited · CVSS 6.4 Medium.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
6.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

Until a fix is available, physical access to boot media should be strictly controlled to mitigate exploitation risk.

Description

The Ingenic T31 SoC boot ROM has a vulnerability in its flash-boot verification process where only a single 32-bit word of the RSA signature is compared against a single 32-bit word of the SHA-256 payload digest. This incomplete verification allows an attacker with physical write access to the boot media to forge modified Secondary Program Loader (SPL) images that pass secure boot checks without the OEM signing key. The forgery attempt has a high success probability of about 2/3. This vulnerability has been validated through reverse engineering, software emulation, and hardware testing on a Wyze Video Doorbell v2 (T31X).

References

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