CVE-2026-36611

n/a / n/a PUBLISHED

Description (CNA)

Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 returns 128 bytes of uninitialized buffer when receiving POST requests without SOAPAction header on UPnP port 1900, exposing internal memory to unauthenticated adjacent network attackers.

Affected (CNA)

Vendor / product	Versions
n/a / n/a	affected n/a

CWE

No CWE identifiers supplied.

References

https://github.com/Tymbark7372/MERCUSYS-AC12G/blob/master/advisories/CVE-2026-36611.md

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.