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CVE-2025-7851

TP-Link Er605 Firmware privilege escalation

9.8 CRITICALEPSS 0.67%
  1. Published20 Oct 2025

Description

An attacker may obtain the root shell on the underlying OS system with the restricted conditions on Omada gateways.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

TP-Link Er605 Firmware< 2.3.1 · 2.3.1
TP-Link Er706w-4g Firmware< 1.2.1 · 1.2.1
TP-Link Er706w Firmware< 1.2.1 · 1.2.1
TP-Link Er707-m2 Firmware< 1.3.1 · 1.3.1
TP-Link Er7206 Firmware< 2.2.2 · 2.2.2
TP-Link Er7212pc Firmware< 2.1.3 · 2.1.3
TP-Link Er7412-m2 Firmware< 1.1.0 · 1.1.0
TP-Link Er8411 Firmware< 1.3.3 · 1.3.3
TP-Link Fr205 Firmware< 1.0.3 · 1.0.3
TP-Link Fr307-m2 Firmware< 1.2.5 · 1.2.5
TP-Link Fr365 Firmware< 1.1.10 · 1.1.10
TP-Link G36 Firmware< 1.1.4 · 1.1.4
TP-Link G611 Firmware< 1.2.2 · 1.2.2

Remediation

Fixed in
TP-Link Er605 Firmware≥ 2.3.1
TP-Link Er706w-4g Firmware≥ 1.2.1
TP-Link Er706w Firmware≥ 1.2.1
TP-Link Er707-m2 Firmware≥ 1.3.1
TP-Link Er7206 Firmware≥ 2.2.2
TP-Link Er7212pc Firmware≥ 2.1.3
TP-Link Er7412-m2 Firmware≥ 1.1.0
TP-Link Er8411 Firmware≥ 1.3.3
TP-Link Fr205 Firmware≥ 1.0.3
TP-Link Fr307-m2 Firmware≥ 1.2.5

References

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Frequently asked

Is CVE-2025-7851 being actively exploited?

CVE-2025-7851 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.67%.

How severe is CVE-2025-7851?

CVE-2025-7851 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.67% probability of exploitation.

Which products are affected by CVE-2025-7851?

Affected products include TP-Link Er605 Firmware, TP-Link Er706w-4g Firmware, TP-Link Er706w Firmware, TP-Link Er707-m2 Firmware, TP-Link Er7206 Firmware, and 8 more.

How do I fix CVE-2025-7851?

Upgrade affected software to a fixed version, for example TP-Link Er605 Firmware 2.3.1, TP-Link Er706w-4g Firmware 1.2.1, TP-Link Er706w Firmware 1.2.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-7851 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.