7.5

CVE-2025-15229: tenda ch22_firmware Improper Resource Shutdown or Release

CVSS: 7.5v3.1HighAnalyzed
Published 30-12-2025Last modified 24-02-2026
Open JSON

Vulnerability summary

CVE-2025-15229 is a high (CVSS 7.5) Improper Resource Shutdown or Release vulnerability in tenda ch22_firmware. EPSS estimates a 4.58% chance of exploitation in the next 30 days, higher than 91.5% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
41/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
4.58%
0%100%
Low · +0.10 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 30-12-2025
    PublishedVulnerability first disclosed.
  2. 24-02-2026
    Last modifiedVulnerability information updated.

Description

A vulnerability has been found in Tenda CH22 up to 1.0.0.1. Affected by this vulnerability is the function fromDhcpListClient of the file /goform/DhcpListClient. Such manipulation of the argument LISTLEN leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS metrics

7 scores · 2 sources · 4 versions

EPSS trend

Probability

4.58%

Chance of exploitation in the next 30 days

Percentile

92%

Versus all other CVEs

30-day change

+0.10 pp

From 4.48% on 21-09-2026

21-09-202621-10-2026
EPSS score
4.58%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Cve

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Tenda1 product

1 vendor · 1 product

References

5 links