CVE-2026-4736: Math Issue in No-Chicken/Echo-Mate

Record summary

CVE-2026-4736 has a selected CVSS score of 7.3 (high).

Description

Improper Handling of Values vulnerability in No-Chicken Echo-Mate (SDK/rv1106-sdk/sysdrv/source/kernel/include/net/netfilter modules). This vulnerability is associated with program files nf_tables.H, nft_byteorder.C, nft_meta.C. This issue affects Echo-Mate: before V250329.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationNone

AutomatableNo

Technical impactTotal

CISA Coordinator · SSVC 2.0.3 · Evaluated Mar 24, 2026 · Source: CVE List

Affected products and versions

Product	Source	Version range	Status
Echo-Mate Browse No-Chicken / Echo-Mate Default status: affected	CVE List	Before V250329	affected

References

github.compatch

https://github.com/No-Chicken/Echo-Mate/pull/8

nvd.nist.gov

https://nvd.nist.gov/vuln/detail/CVE-2026-4736