CVE Tools
Home/Vulnerability/CVE-2026-36605

CVE-2026-36605

Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 is vulnerable to a HTTP denial of service via a low number of crafted incomplete HTTP requests, causing a persistent crash that requi...

Published: Jun 3, 2026Updated: Jun 3, 2026 Sources: CVE List NVD
NVD MITRE
6.5CVSS
MEDIUM

Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 is vulnerable to a HTTP denial of service via a low number of crafted incomplete HTTP requests, causing a persistent crash that requires physical power cycling to recover.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High

Weaknesses

CWE-400

Affected Products

n/a
n/a

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/Tymbark7372/MERCUSYS-AC12G/blob/master/advisories/CVE-2026-36605.md
github.com

Timeline

Published
Jun 3, 2026
Last Updated
Jun 3, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-36605 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
AI-powered analysis
Plain-language impact assessment and exploitation scenario
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows