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TI-2025-39521 Aliases CVE-2025-64055GHSA-j95v-gf4p-cg68

An issue was discovered in Fanvil x210 V2 2.12.20 allowing unauthenticated attackers on…

Priority HIGH 82CWE-287Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-287.

Summary

An issue was discovered in Fanvil x210 V2 2.12.20 allowing unauthenticated attackers on the local network to access administrative functions of the device (e.g. file upload, firmware update, reboot...) via a crafted authentication bypass.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0055 46th percentileScored 2026-11-08
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:fanvil:x210_firmware:2.12.20:*:*:*:*:*:*:*2.12.20VulnerableFanvil
cpe:2.3:h:fanvil:x210:2.0:*:*:*:*:*:*:*2.0Running onFanvil
  • cpe:2.3:o:fanvil:x210_firmware:2.12.20:*:*:*:*:*:*:* Versions 2.12.20 Vulnerable ·Fanvil
  • cpe:2.3:h:fanvil:x210:2.0:*:*:*:*:*:*:* Versions 2.0 Running on ·Fanvil

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-64055
  2. 2026-10-03 Alias added: GHSA-j95v-gf4p-cg68

References

Exploit 1

  • TI-2025-39520 A reflected Cross Site Scripting (XSS) vulnerability on Fanvil x210 2.12.20 devices… CVSS 3.1CRITICAL 9.6
  • TI-2025-39523 Directory traversal vulnerability in Fanvil x210 V2 2.12.20 allows unauthenticated… CVSS 3.1HIGH 8.3
  • TI-2025-39519 A Buffer overflow vulnerability on Fanvil x210 2.12.20 devices allows attackers to cause… CVSS 3.1HIGH 7.5
  • TI-2025-39518 An issue was discovered in Fanvil x210 V2 2.12.20 allowing unauthenticated attackers on… CVSS 3.1MEDIUM 5.1
  • TI-2025-39522 File upload vulnerability in Fanvil x210 V2 2.12.20 allows unauthenticated attackers on… CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences