CVE-2026-28522arduino-TuyaOpen before version 1.2.1 contains a null pointer dereference vulnerability in the WiFiUDP component.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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arduino-TuyaOpen before version 1.2.1 contains a null pointer dereference vulnerability in the WiFiUDP component. An attacker on the same local area network can send a large volume of malicious UDP packets that trigger a null pointer dereference, resulting in a denial-of-service condition.
- CVSS
- 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-476
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
tuya arduino-tuyaopen tuya:arduino-tuyaopen | before 1.2.1 | NVD |
References
- https://github.com/tuya/arduino-TuyaOpenproduct
- https://src.tuya.com/announcement/32vendor-advisory
- https://www.vulncheck.com/advisories/arduino-tuyaopen-wifiudp-null-pointer-dereference-denial-of-servicethird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.