CVE-2021-47790
CVE-2021-47790 is a high-severity vulnerability in Pysoft Active Webcam 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-428.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v4: 8.5
- EPSS exploit prediction: 0% (11th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-3021
- Weakness: CWE-428
- Affected product: Pysoft Active Webcam
- Published:
- Last modified:
Description
Active WebCam 11.5 contains an unquoted service path vulnerability that allows local attackers to execute arbitrary code with elevated system privileges. Attackers can exploit the misconfigured service path by placing malicious executables in specific directory locations to gain administrative access.
Frequently asked questions
- What is CVE-2021-47790?
- Active WebCam 11.5 contains an unquoted service path vulnerability that allows local attackers to execute arbitrary code with elevated system privileges. Attackers can exploit the misconfigured service path by placing malicious executables in specific directory locations to gain administrative access.
- How severe is CVE-2021-47790?
- CVE-2021-47790 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-2021-47790 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-47790?
- CVE-2021-47790 affects Pysoft Active Webcam. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-47790?
- 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-2021-47790 have an EU (EUVD) identifier?
- Yes. CVE-2021-47790 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3021.
- When was CVE-2021-47790 published?
- CVE-2021-47790 was published on 2026-01-16 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/50273
- https://www.pysoft.com/
- https://www.techspot.com/downloads/175-active-webcam.html
- https://www.vulncheck.com/advisories/active-webcam-unquoted-service-path
Affected products (1)
- cpe:2.3:a:pysoft:active_webcam:11.5:*:*:*:*:*:*:*
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