CVE-2026-5353HIGH 8.8EPSS p90.8%

CVE-2026-5353CVE-2026-5353

Description

A vulnerability was detected in Trendnet TEW-657BRM 1.00.1. Affected is the function ping_test of the file /setup.cgi. Performing a manipulation of the argument c4_IPAddr results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor confirms, that "[t]he product in question (...) has been discontinued and end of life since June 23, 2011, that is more than 14 years ago. We no longer provide support for this product, so we are not able to confirm the vulnerabilities. We will make an announcement on our website's product support page and notify customers who registered their products with us." This vulnerability only affects products that are no longer supported by the maintainer.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS4.78% probability of exploitation · percentile 90.8% · 2026-06-19T12:03:05Z
Published2026-04-02
Last modified2026-04-29

Underlying weaknesses· 2

CWE-77CWE-78

References

  1. https://github.com/panda666-888/vuls/blob/main/trendnet/tew-657brm/ping_test.md
  2. https://vuldb.com/submit/781566
  3. https://vuldb.com/vuln/354706
  4. https://vuldb.com/vuln/354706/cti

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

Related by meaning· 6

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

CVE
CVE-2026-5352
CVE
CVE-2026-5354
CVE
CVE-2026-5355
CVE
CVE-2026-5351
CVE
CVE-2026-5349
CVE
CVE-2026-5350
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.