PT-2026-42947 · Tenda · F456

Ltzhust · Published 2026-04-26 · Updated 2026-05-24 · CVE-2026-9389

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 F456 version 1.0.0.5

Description A buffer overflow can be triggered remotely through the manipulation of the page argument within the frmL7ImForm() function located in the '/goform/L7Im' endpoint.

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

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

CWE-119

Related Identifiers

BDU:2026-07169

CVE-2026-9389

Affected Products

F456

References · 9

• 🔥 https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_2/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-9389 · Security Note
• https://bdu.fstec.ru/vul/2026-07169 · Security Note
• https://tenda.com.cn · Note
• https://vuldb.com/vuln/365352/cti · Note
• https://t.me/CVEtracker/54785 · Telegram Post
• https://twitter.com/vuldb/status/2058434375499600353 · Twitter Post
• https://vuldb.com/submit/813444 · Note
• https://vuldb.com/vuln/365352 · Note