CVE-2025-9731

A vulnerability was determined in Tenda AC9 15.03.05.19. The impacted element is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. This manipulation causes hard-coded credentials. It is possible to launch the attack on the local host. The attack's complexity is rated as high. The exploitability is regarded as difficult. The exploit has been publicly disclosed and may be utilized.

CVSS 4.0

1.1CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

CVSS 3.1

7.0CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-25)

CWEs

CWE-259, CWE-798

Published

2025-08-31

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

Affected

• tenda:ac9_firmware

References

• https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e4.md
• https://vuldb.com/?ctiid.322022
• https://vuldb.com/?id.322022
• https://vuldb.com/?submit.639748
• https://www.tenda.com.cn/

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