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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-4896

A vulnerability was found in Tenda AC10 16.03.10.13 and classified as critical.

HIGH 8.7EPSS 0.89%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability was found in Tenda AC10 16.03.10.13 and classified as critical. Affected by this issue is some unknown functionality of the file /goform/UserCongratulationsExec. The manipulation of the argument getuid leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS 4.0
8.7 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:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.89% probability · 59th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-119, CWE-120
Affected
tenda/ac10 firmware
Source
cna@vuldb.com
EPSS trend
0%3%5%27 October 2026: 0.89%27 October 202627 October 2026

EPSS 0.9% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.