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CVE-2026-20892

• Severity: high (CVSS 8.6 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-11 · updated 2026-06-17
• Weakness: CWE-94

Description

Code injection vulnerability exists in MR-GM5L-S1 and MR-GM5A-L1, which may allow an attacker with administrative privileges to execute arbitrary commands.

Affected products

• Micro Research Ltd. MR-GM5A-L1: firmware versions prior to v2.01.04N1_02
• Micro Research Ltd. MR-GM5L-S1: firmware versions prior to v2.01.04N1_02

References

• https://jvn.jp/en/vu/JVNVU98103854/
• https://www.mrl.co.jp/download/security/JVNVU98103854.pdf

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