Vulnerability · 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, 8
Published Sep 9, 2025 · catalog updated Sep 12, 2025 · Calix GigaCenter ONT
Last checked Oct 29, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-53913. EPSS is 0.21%. Act only if a listed version of Calix GigaCenter ONT is installed.
Gaps on this record
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-54084 · High
- CVE-2025-54083 · Medium
- CVE-2025-7635 · High
- CVE-2025-53914 · High
- Severity
- High7.0
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.21%
- Remediation
- Vendor / distro source
- Affected products
- vendor Calix GigaCenter ONT 844GE
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.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Calix GigaCenter ONT 844GE844GE
How to fix CVE-2025-53913
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
No version range is stored, so an installed version cannot be checked on this page.
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-53913. EPSS is 0.21%. Act only if a listed version of Calix GigaCenter ONT is installed.
Which versions are affected?
Compare what you have installed with Calix GigaCenter ONT 844GE 844GE. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.21%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Sep 9, 2025 · EUVD
Detected
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.
Sep 12, 2025 · EUVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2025-53913
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-53913
30-day exploitation probability 0.21%
first.org - EUVDVulnerability recordEUVD-2025-27475
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.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSOct 23, 2026
- CVE.orgOct 22, 2026
- EUVDOct 22, 2026