CVE-2025-9090CRITICAL 9.8EPSS p96.1%

CVE-2025-9090CVE-2025-9090

Description

A vulnerability was identified in Tenda AC20 16.03.08.12. Affected is the function websFormDefine of the file /goform/telnet of the component Telnet Service. The manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS14.11% probability of exploitation · percentile 96.1% · 2026-06-19T12:03:05Z
Published2025-08-17
Last modified2026-04-29

Underlying weaknesses· 2

CWE-74CWE-77

References

  1. https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md
  2. https://github.com/ZZ2266/.github.io/blob/main/AC20/telnet/readme.md#poc-exploit-steps
  3. https://vuldb.com/?ctiid.320358
  4. https://vuldb.com/?id.320358
  5. https://vuldb.com/?submit.632232
  6. https://www.tenda.com.cn/

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')cwe-740%live
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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CVE-2025-9088
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CVE-2025-9089
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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.