PT-2026-30743 · Tenda · Tenda Cx12L

Lv1020 · Published 2026-04-06 · Updated 2026-04-06 · CVE-2026-5684

Positive Technologies · (AI Summary)

CVSS v3.1

8.0

High

AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tenda CX12L version 16.03.53.12

Description A flaw exists in the fromwebExcptypemanFilter function within the /goform/webExcptypemanFilter file. Manipulation of the page argument can trigger a stack-based buffer overflow. This requires local network access. The exploit has been publicly disclosed.

Recommendations Update to a newer version that contains a fix for this vulnerability.

Exploit

Fix

Buffer Overflow

Stack Overflow

Weakness Enumeration

CWE-119

CWE-121

Related Identifiers

CVE-2026-5684

Affected Products

Tenda Cx12L

References · 8

• 🔥 https://github.com/cve-a/lvdan/issues/2 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5684 · Security Note
• https://vuldb.com/submit/792781 · Note
• https://twitter.com/infoflowcloud/status/2041283913641807925 · Twitter Post
• https://vuldb.com/vuln/355511/cti · Note
• https://tenda.com.cn · Note
• https://vuldb.com/vuln/355511 · Note
• https://twitter.com/CVEnew/status/2041282884737396895 · Twitter Post