PT-2026-26648 · Tenda · Tenda A18 Pro

Lilukun · Published 2026-03-20 · Updated 2026-03-22 · CVE-2026-4492

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 A18 Pro version 02.03.02.28

Description A flaw exists in the Tenda A18 Pro version 02.03.02.28 that allows remote attackers to trigger a stack-based buffer overflow. The issue is located in the set qosMib list function within the /goform/formSetQosBand file. Manipulation of the list argument can lead to the overflow. An exploit for this issue has been made public.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the /goform/formSetQosBand file.

Exploit

Fix

Buffer Overflow

Stack Overflow

Weakness Enumeration

CWE-119

CWE-121

Related Identifiers

CVE-2026-4492

Affected Products

Tenda A18 Pro

References · 8

• 🔥 https://github.com/lilukun337/cve/issues/4 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-4492 · Security Note
• https://tenda.com.cn · Note
• https://vuldb.com/?ctiid.352018 · Note
• https://twitter.com/CveFindCom/status/2035064540539363828 · Twitter Post
• https://twitter.com/CVEnew/status/2035619787200766451 · Twitter Post
• https://vuldb.com/?submit.773682 · Note
• https://vuldb.com/?id.352018 · Note