PT-2026-24014 · Tenda · Tenda I3

Svigo · CVE-2026-3803 · Published 2026-02-27 · Updated 2026-03-13

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda i3 version 1.0.0.6(2204)

Description A stack-based buffer overflow exists in the formWifiMacFilterGet function of the file /goform/WifiMacFilterGet. Manipulation of the index argument can trigger this issue, allowing for remote exploitation. A public exploit is available.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2026-08775

CVE-2026-3803

Affected Products

Tenda I3

References · 16

• 🔥 https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-i3-formWifiMacFilterGet-index-buffer-overflow · Exploit
• https://osv.dev/vulnerability/CVE-2026-3803 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-3803 · Security Note
• https://bdu.fstec.ru/vul/2026-08775 · Security Note
• https://tenda.com.cn · Note
• https://t.me/CVEtracker/46865 · Telegram Post
• https://twitter.com/cracbot/status/2032049134941974808 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2030900631058170165 · Twitter Post
• https://twitter.com/CveFindCom/status/2030896750118973587 · Twitter Post
• https://vuldb.com/?ctiid.349770 · Note
• https://twitter.com/CVEarity/status/2031421160567747052 · Twitter Post
• https://vuldb.com/?submit.768984 · Note
• https://twitter.com/cracbot/status/2032411472656314675 · Twitter Post
• https://vuldb.com/?id.349770 · Note
• https://twitter.com/CVEnew/status/2031122585228865629 · Twitter Post