CVE-2025-5853
A vulnerability classified as critical was found in Tenda AC6 15.03.05.16.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A vulnerability classified as critical was found in Tenda AC6 15.03.05.16. Affected by this vulnerability is the function formSetSafeWanWebMan of the file /goform/SetRemoteWebCfg. The manipulation of the argument remoteIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
- CVSS 4.0
- 7.4 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 7.25% probability · 94th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-121, CWE-787
- Affected
- tenda/ac6 firmware
- Source
- cna@vuldb.com
EPSS 7.3% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://lavender-bicycle-a5a.notion.site/Tenda-AC6-formSetSafeWanWebMan-20a53a41781f80f1a3ebc7931f32a29f?source=copy_linkExploit, Third Party Advisory
- https://vuldb.com/?ctiid.311599Permissions Required
- https://vuldb.com/?id.311599Third Party Advisory
- https://vuldb.com/?submit.591419Third Party Advisory, VDB Entry
- https://www.tenda.com.cn/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.