CVE-2025-53913

7.0 highEPSS 0.2%

High (7.0). EPSS 0.2% chance of exploitation in the next 30 days.

Excessive Privileges vulnerability in Calix GigaCenter ONT (Quantenna SoC modules) allows Privilege Abuse.This issue affects GigaCenter ONT: 844E, 844G, 844GE, 854GE, 812G, 813G, 818G.

Severity

CVSS 4.0

7.0 high

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)
CWE: CWE-269
Published: 2025-09-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

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

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