Read the docs
TI-2025-08921 Aliases CVE-2025-9731GHSA-mjfw-v74j-p2xx

Tenda AC9 Administrative shadow hard-coded credentials

Priority MEDIUM 44CWE-259Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
High
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-259.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00151 4th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TendaAC915.03.05.19—No fix listedCNA
  • AC9 VendorTenda Affected 15.03.05.19 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:tenda:ac9_firmware:15.03.05.19:*:*:*:*:*:*:*15.03.05.19VulnerableTenda
cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:*not specified by NVDRunning onTenda
  • cpe:2.3:o:tenda:ac9_firmware:15.03.05.19:*:*:*:*:*:*:* Versions 15.03.05.19 Vulnerable ·Tenda
  • cpe:2.3:h:tenda:ac9:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-9731
  2. 2026-10-03 Alias added: GHSA-mjfw-v74j-p2xx

References

Exploit 1

Other 1

  • TI-2018-10434 An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7)… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-28777 In the Tenda ac9 v1.0 router with firmware V15.03.05.14_multi, there is a stack overflow… CVSS 3.1CRITICAL 9.8
  • TI-2025-28776 In Tenda ac9 v1.0 with firmware V15.03.05.14_multi, the rebootTime parameter of… CVSS 3.1CRITICAL 9.8
  • TI-2025-28775 In Tenda AC9 v1.0 with firmware V15.03.05.14_multi, the security parameter of… CVSS 3.1CRITICAL 9.8
  • TI-2025-28726 Tenda AC9 v15.03.05.14 was discovered to contain a command injection vulnerability via the Telnet function. CVSS 3.1CRITICAL 9.8
  • TI-2025-28675 Tenda AC9 V15.03.06.42_multi was found to contain a command injection vulnerability in… CVSS 3.1CRITICAL 9.8
See all 91 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences