CVE-2021-42261
CVE-2021-42261 is a high-severity vulnerability in Revisorlab Video Management System with a CVSS 3.x base score of 7.5. 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-22.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Revisorlab Video Management System
- Published:
- Last modified:
Description
Revisor Video Management System (VMS) before 2.0.0 has a directory traversal vulnerability. Successful exploitation could allow an attacker to traverse the file system to access files or directories that are outside of restricted directory on the remote server. This could lead to the disclosure of sensitive data on the vulnerable server.
Frequently asked questions
- What is CVE-2021-42261?
- Revisor Video Management System (VMS) before 2.0.0 has a directory traversal vulnerability. Successful exploitation could allow an attacker to traverse the file system to access files or directories that are outside of restricted directory on the remote server. This could lead to the disclosure of sensitive data on the vulnerable server.
- How severe is CVE-2021-42261?
- CVE-2021-42261 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-42261 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-42261?
- CVE-2021-42261 affects Revisorlab Video Management System. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-42261?
- 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.
- When was CVE-2021-42261 published?
- CVE-2021-42261 was published on 2021-10-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:revisorlab:video_management_system:*:*:*:*:*:*:*:*
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