What’s Vulnerable › Vulnerabilities
CVE-2026-55731: Loytec LINX firmware: Unchecked input for loop condition in the SNMP agent
- Severity: medium (CVSS 6.6 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: 2026-07-24 · updated 2026-07-27
- Weakness: CWE-606
Description
Unchecked input for loop condition (CWE-606) in the SNMP agent in Loytec LIP-ME201C, L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS and L-PAD through 8.4.16 on LINX-A64 allows an unauthenticated remote attacker to cause persistent denial of service (CPU exhaustion) via a crafted SNMP GETNEXT request with a large OID component.
Affected products
- Loytec L-DALI: through 8.4.16
- Loytec L-GATE: through 8.4.16
- Loytec L-INX: through 8.4.16
- Loytec L-IOB: through 8.4.16
- Loytec L-PAD: through 8.4.16
- Loytec L-ROC: through 8.4.16
- Loytec L-VIS: through 8.4.16
- Loytec LIP-ME20xC: through 8.4.16
References
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