CVE-2024-37887

Name: CVE-2024-37887
Creator: NVD / NIST
Published: 2024-06-14T16:15:14.237+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.5/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2024-37887 is a low-severity vulnerability rated 3.5/10 on the CVSS scale. Nextcloud Server is a self hosted personal cloud system. Private shared calendar events' recurrence exceptions can be read by sharees. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

3.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

EPSS Probability

0.38%

29.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Nextcloud	Nextcloud Server	>= 27.0.0, < 27.1.10
Nextcloud	Nextcloud Server	>= 28.0.0, <= 28.0.6
Nextcloud	Nextcloud Server	>= 28.0.0, < 28.0.6
Nextcloud	Nextcloud Server	29.0.0

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-h4xv-cjpm-j595Vendor Advisory
https://github.com/nextcloud/server/pull/45309Patch
https://hackerone.com/reports/2479325Issue Tracking
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-h4xv-cjpm-j595Vendor Advisory
https://github.com/nextcloud/server/pull/45309Patch
https://hackerone.com/reports/2479325Issue Tracking

Timeline

Published: Jun 14, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-37887?

How severe is CVE-2024-37887?

CVE-2024-37887 has a CVSS score of 3.5/10 (LOW severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2024-37887?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-37887?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST