How severe is CVE-2025-53913?

CVE-2025-53913 has a CVSS 4.0 base score of 7.0, rated high severity.

Is CVE-2025-53913 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53913?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-53913 have an EU (EUVD) identifier?

Yes. CVE-2025-53913 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27475.

When was CVE-2025-53913 published?

CVE-2025-53913 was published on 2025-09-09 and last updated on 2026-06-17.

CVE-2025-53913

CVE-2025-53913 is a high-severity vulnerability with a CVSS 4.0 base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: High (CVSS 4.0 base score 7.0)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-27475
Weakness: CWE-269
Published: 2025-09-09
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-53913?: 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.
How severe is CVE-2025-53913?: CVE-2025-53913 has a CVSS 4.0 base score of 7.0, rated high severity.
Is CVE-2025-53913 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-53913?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-53913 have an EU (EUVD) identifier?: Yes. CVE-2025-53913 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27475.
When was CVE-2025-53913 published?: CVE-2025-53913 was published on 2025-09-09 and last updated on 2026-06-17.

References

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