How severe is CVE-2022-50791?

CVE-2022-50791 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-50791 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-2022-50791?

CVE-2022-50791 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-2022-50791?

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-2022-50791 have an EU (EUVD) identifier?

Yes. CVE-2022-50791 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55935.

When was CVE-2022-50791 published?

CVE-2022-50791 was published on 2025-12-30 and last updated on 2026-06-17.

CVE-2022-50791

CVE-2022-50791 is a high-severity vulnerability in Sound4 Stream Extension with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
CVSS v4: 8.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-55935
Weakness: CWE-78
Affected product: Sound4 Stream Extension
Published: 2025-12-30
Last modified: 2026-06-17

Description

SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains a conditional command injection vulnerability that allows local authenticated users to create malicious files in the /tmp directory. Unauthenticated attackers can execute commands by making a single HTTP POST request to the vulnerable ping.php script, which triggers the malicious file and then deletes it.

Frequently asked questions

What is CVE-2022-50791?: SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x contains a conditional command injection vulnerability that allows local authenticated users to create malicious files in the /tmp directory. Unauthenticated attackers can execute commands by making a single HTTP POST request to the vulnerable ping.php script, which triggers the malicious file and then deletes it.
How severe is CVE-2022-50791?: CVE-2022-50791 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-50791 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-2022-50791?: CVE-2022-50791 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-2022-50791?: 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-2022-50791 have an EU (EUVD) identifier?: Yes. CVE-2022-50791 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55935.
When was CVE-2022-50791 published?: CVE-2022-50791 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:*:*:*:*:*:*:*

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