PT-2026-35160 · Tenda · F453

Alc9700 · Published 2026-04-25 · Updated 2026-04-26 · CVE-2026-6989

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda F453 versions prior to 1.0.0.4

Description A command injection issue exists in the Telnet Service component. A remote attacker can manipulate the TendaTelnet() function within the '/goform/telnet' endpoint to execute arbitrary commands, potentially gaining full control of the device. This issue is currently under active exploitation.

Recommendations Update to a version newer than 1.0.0.3. As a temporary workaround, restrict access to the '/goform/telnet' endpoint or disable the Telnet Service to minimize the risk of exploitation.

Exploit

Fix

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

CVE-2026-6989

Affected Products

F453

References · 8

• 🔥 https://github.com/alc9700jmo/CVE/issues/24 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-6989 · Security Note
• https://vuldb.com/vuln/359541/cti · Note
• https://tenda.com.cn · Note
• https://vuldb.com/submit/796560 · Note
• https://twitter.com/NewsNerdie/status/2048311714043556046 · Twitter Post
• https://twitter.com/CVEnew/status/2048099257580712381 · Twitter Post
• https://vuldb.com/vuln/359541 · Note