Tenda AX12 Pro V2 Telnet Service hard-coded credentials

published 2026-01-29 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-4968

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

A vulnerability was found in Tenda AX12 Pro V2 16.03.49.24_cn. Affected by this issue is some unknown functionality of the component Telnet Service. Performing a manipulation results in hard-coded credentials. The attack is possible to be carried out remotely. A high degree of complexity is needed for the attack. The exploitation is known to be difficult. The exploit has been made public and could be used.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 9 mo ago (2026-01-29)

Exploit prediction

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/QIU-DIE/CVE/issues/49 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	9.2	CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CNA	3.0	8.1	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CNA	2.0	7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
CNA	4.0	8.2	CVSS:4.0/AV:N/AC:H/AT:N/PR:N/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA	2.0	7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C

Affected products

Tenda AX12 Pro V2

Classification

Weakness

CWE-798 Use of Hard-coded Credentials
CWE-259 Use of Hard-coded Password

References

github.com /QIU-DIE/CVE/issues/49
broken-link, exploit, issue-tracking
vuldb.com /?id.343378
vdb-entry, third-party-advisory
vuldb.com /?ctiid.343378
signature, permissions-required, vdb-entry
vuldb.com /?submit.740766
third-party-advisory, vdb-entry
tenda.com.cn /
product

Sources

CVE List CVE-2026-1610
NVD CVE-2026-1610

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary