CVE-2025-54084

8.5 highEPSS 0.8%

High (8.5). EPSS 0.8% chance of exploitation in the next 30 days.

OS Command ('OS Command Injection') vulnerability in Calix GigaCenter ONT (Quantenna SoC modules) allows authenticated attackers with 'super' user credentials to execute arbitrary OS commands through improper input validation, potentially leading to full system compromise.This issue affects GigaCenter ONT: 844E, 844G, 844GE, 854GE.

Severity

CVSS 4.0

8.5 high

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2025-09-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://fluidattacks.com/advisories/bacalao
https://revers3everything.com/calix-case-five-0-days-five-cves/
https://www.calix.com
https://fluidattacks.com/advisories/bacalao

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