CVE-2025-4849CRITICAL 9.8EPSS p73.3%

CVE-2025-4849CVE-2025-4849

Description

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been rated as critical. Affected by this issue is the function CloudACMunualUpdateUserdata of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument url leads to command injection. The attack may be launched 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
EPSS1.64% probability of exploitation · percentile 73.3% · 2026-06-19T12:03:05Z
Published2025-05-18
Last modified2025-05-24

Underlying weaknesses· 2

CWE-74CWE-77

References

  1. https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/m1.md
  2. https://vuldb.com/?ctiid.309320
  3. https://vuldb.com/?id.309320
  4. https://vuldb.com/?submit.575072
  5. https://www.totolink.net/

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

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