PT-2026-30744 · Tenda · Tenda Cx12L

Lv1020 · Published 2026-04-06 · Updated 2026-04-06 · CVE-2026-5685

Positive Technologies · (AI Summary)

CVSS v2.0

9.0

High

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

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

Description A stack-based buffer overflow exists in the fromAddressNat function of the /goform/addressNat file. The issue is triggered by manipulating the page argument, allowing for remote exploitation. The exploit is publicly available.

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-2026-5685

Affected Products

Tenda Cx12L

References · 9

• 🔥 https://github.com/cve-a/lvdan/issues/3 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5685 · Security Note
• https://vuldb.com/vuln/355512/cti · Note
• https://vuldb.com/vuln/355512 · Note
• https://twitter.com/CveFindCom/status/2041285662280683909 · Twitter Post
• https://tenda.com.cn · Note
• https://twitter.com/CVEnew/status/2041282877506330856 · Twitter Post
• https://twitter.com/infoflowcloud/status/2041283760088289735 · Twitter Post
• https://vuldb.com/submit/792782 · Note