RCE in Nextcloud Nextcloud_server
CVE-2023-26482
Nextcloud server is an open source home cloud implementation. In affected versions a missing scope validation allowed users to create workflows which are designed to be only available for administrators. Some workflows are designed to be R…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.042 (89.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.
Affected products
- Nextcloud Nextcloud_server
- Nextcloud Security-advisories — versions < 24.0.10, >= 25.0.0, < 25.0.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-26482?
- CVE-2023-26482 is a critical-severity vulnerability in Nextcloud Nextcloud_server, classified under OS Command Injection. CVSS score: 9.0/10. Published 2023-03-30.
- How severe is CVE-2023-26482?
- Critical severity. CVSS v3 base score is 9.0 out of 10.
- Is CVE-2023-26482 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.