PT-2026-42952 · Tenda · F1202

Ltzhuster2 · CVE-2026-9431 · Published 2026-04-27 · Updated 2026-05-25

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 F1202 version 1.2.0.20(408)

Description A stack-based buffer overflow occurs due to the manipulation of the opttype argument within the fromPptpUserAdd() function located in the /goform/PptpUserAdd file. This issue allows for remote initiation of the attack.

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:2026-07398

CVE-2026-9431

Affected Products

F1202

References · 11

• 🔥 https://github.com/Litengzheng/vuldb_new2/blob/main/F1202/vul_35/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-9431 · Security Note
• https://bdu.fstec.ru/vul/2026-07398 · Security Note
• https://tenda.com.cn · Note
• https://vuldb.com/submit/813916 · Note
• https://vuldb.com/vuln/365412/cti · Note
• https://t.me/CVEtracker/54826 · Telegram Post
• https://vuldb.com/vuln/365412 · Note
• https://twitter.com/CVEnew/status/2058935282913743282 · Twitter Post
• https://twitter.com/infoflowcloud/status/2058936261088321803 · Twitter Post
• https://twitter.com/vuldb/status/2058451337067794551 · Twitter Post