Nextcloud Recurrence Exception Leak in Server <27.1.10/28.0.6/29.0.1
CVE-2024-37887 Published on June 14, 2024
Nextcloud Server's events information leaked with shared calendars on recurrence exceptions
Nextcloud Server is a self hosted personal cloud system. Private shared calendar events' recurrence exceptions can be read by sharees. It is recommended that the Nextcloud Server is upgraded to 27.1.10 or 28.0.6 or 29.0.1 and that the Nextcloud Enterprise Server is upgraded to 27.1.10 or 28.0.6 or 29.0.1.
Vulnerability Analysis
CVE-2024-37887 can be exploited with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2024-37887 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2024-37887
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Affected Versions
nextcloud security-advisories:- Version >= 27.0.0, < 27.1.10 is affected.
- Version >= 27.0.0, < 28.0.6 is affected.
- Version >= 27.0.0, < 29.0.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.