CVE-2026-45151
LOW EPSS 13.3%
Published May 29, 20261mo ago · Modified Jun 17, 20261w ago
2.9 CVSS 4.0
Published May 29, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago
Description
NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quic_stream_recv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c->mtx.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
13.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
References 1
- github.com https://github.com/nanomq/nanomq/security/advisories/GHSA-9qhf-wgp4-p7w5
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.