CVE-2025-71056HIGH 8.1EPSS p13.6%

CVE-2025-71056CVE-2025-71056

Description

Improper session management in GCOM EPON 1GE ONU version C00R371V00B01 allows attackers to execute a session hijacking attack via spoofing the IP address of an authenticated user.

Scoring

CVSS 3.18.1 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS0.23% probability of exploitation · percentile 13.6% · 2026-06-19T12:03:05Z
Published2026-02-23
Last modified2026-04-15

Underlying weaknesses· 1

CWE-290

References

  1. http://www.szgcom.com
  2. https://github.com/theShinigami/CVE-Disclosures/blob/main/CVE-2025-71056/README.md
  3. https://johnbai.en.made-in-china.com/product/JXnENzmlJFpv/China-H18gn-Series-Gpon-Ont-ONU.html

1

TypeTargetConfidenceTier
WeaknessAuthentication Bypass by Spoofingcwe-2900%live

Related by meaning· 6

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

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