How severe is CVE-2022-50794?

CVE-2022-50794 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-2022-50794 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-50794?

CVE-2022-50794 primarily affects Sound4 Stream Extension. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-50794?

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-2022-50794 have an EU (EUVD) identifier?

Yes. CVE-2022-50794 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55932.

When was CVE-2022-50794 published?

CVE-2022-50794 was published on 2025-12-30 and last updated on 2026-06-17.

CVE-2022-50794

CVE-2022-50794 is a critical-severity vulnerability in Sound4 Stream Extension 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.3
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-55932
Weakness: CWE-78
Affected product: Sound4 Stream Extension
Published: 2025-12-30
Last modified: 2026-06-17

Description

SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain an unauthenticated command injection vulnerability in the username parameter. Attackers can exploit index.php and login.php scripts by injecting arbitrary shell commands through the HTTP POST 'username' parameter to execute system commands.

Frequently asked questions

What is CVE-2022-50794?: SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain an unauthenticated command injection vulnerability in the username parameter. Attackers can exploit index.php and login.php scripts by injecting arbitrary shell commands through the HTTP POST 'username' parameter to execute system commands.
How severe is CVE-2022-50794?: CVE-2022-50794 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-2022-50794 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-50794?: CVE-2022-50794 primarily affects Sound4 Stream Extension. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-50794?: 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-2022-50794 have an EU (EUVD) identifier?: Yes. CVE-2022-50794 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55932.
When was CVE-2022-50794 published?: CVE-2022-50794 was published on 2025-12-30 and last updated on 2026-06-17.

References

Affected products (12)

cpe:2.3:o:sound4:impact_firmware:2.15:*:*:*:*:*:*:*
cpe:2.3:o:sound4:impact_firmware:1.69:*:*:*:*:*:*:*
cpe:2.3:o:sound4:pulse_firmware:2.15:*:*:*:*:*:*:*
cpe:2.3:o:sound4:pulse_firmware:1.69:*:*:*:*:*:*:*
cpe:2.3:o:sound4:first_firmware:2.15:*:*:*:*:*:*:*
cpe:2.3:o:sound4:first_firmware:1.69:*:*:*:*:*:*:*
cpe:2.3:o:sound4:impact_eco_firmware:1.16:*:*:*:*:*:*:*
cpe:2.3:o:sound4:pulse_eco_firmware:1.16:*:*:*:*:*:*:*
cpe:2.3:o:sound4:big_voice4_firmware:1.2:*:*:*:*:*:*:*
cpe:2.3:o:sound4:big_voice2_firmware:1.30:*:*:*:*:*:*:*
cpe:2.3:o:sound4:wm2_firmware:1.11:*:*:*:*:*:*:*
cpe:2.3:a:sound4:stream_extension:2.4.29:*:*:*:*:*:*:*

More vulnerabilities in Sound4 Stream Extension

CVE-2022-50796 — Critical (CVSS 9.8): SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an unauthenticated remote code execution vulnerability in the firmware…
CVE-2022-50696 — Critical (CVSS 9.8): SOUND4 IMPACT/FIRST/PULSE/Eco versions 2.x and below contain hardcoded credentials embedded in server binaries that…
CVE-2022-50694 — Critical (CVSS 9.8): SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains an SQL injection vulnerability in the 'username' POST parameter of…
CVE-2023-53964 — Critical (CVSS 9.8): SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an unauthenticated vulnerability in the /usr/cgi-bin/restorefactory.cgi…
CVE-2023-53963 — Critical (CVSS 9.8): SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an unauthenticated OS command injection vulnerability that allows remote…
CVE-2023-53960 — Critical (CVSS 9.8): SOUND4 IMPACT/FIRST/PULSE/Eco version 2.x contains an SQL injection vulnerability in the 'index.php' authentication…

All CVEs affecting Sound4 Stream Extension →

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