VulnerabilityDeferred

CVE-2026-36615

Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 exposes an undocumented /agileconfigreset endpoint that returns internal buffer contents to unauthenticated attackers on the adjacent network.

MEDIUM 4.3EPSS 0.17%

Does this matter?

Lower severity and a low EPSS score (0.17%). Track it; it rarely justifies an emergency change on its own.

Description

Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 exposes an undocumented /agileconfigreset endpoint that returns internal buffer contents to unauthenticated attackers on the adjacent network.

CVSS 3.1: 4.3 MEDIUMCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS: 0.17% probability · 6th percentile
CISA KEV: Not listed
Weakness: CWE-200
Source: cve@mitre.org

References

https://github.com/Tymbark7372/MERCUSYS-AC12G/blob/master/advisories/CVE-2026-36615.md

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.