How severe is CVE-2022-50803?

CVE-2022-50803 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-50803 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2022-50803?

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

Does CVE-2022-50803 have an EU (EUVD) identifier?

Yes. CVE-2022-50803 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55925.

When was CVE-2022-50803 published?

CVE-2022-50803 was published on 2025-12-30 and last updated on 2026-06-17.

CVE-2022-50803

CVE-2022-50803 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-1392.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.3
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-55925
Weakness: CWE-1392
Published: 2025-12-30
Last modified: 2026-06-17

Description

JM-DATA ONU JF511-TV version 1.0.67 uses default credentials that allow attackers to gain unauthorized access to the device with administrative privileges.

Frequently asked questions

What is CVE-2022-50803?: JM-DATA ONU JF511-TV version 1.0.67 uses default credentials that allow attackers to gain unauthorized access to the device with administrative privileges.
How severe is CVE-2022-50803?: CVE-2022-50803 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-50803 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2022-50803?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2022-50803 have an EU (EUVD) identifier?: Yes. CVE-2022-50803 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55925.
When was CVE-2022-50803 published?: CVE-2022-50803 was published on 2025-12-30 and last updated on 2026-06-17.

References

Other CWE-1392 vulnerabilities

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