CVE-2022-39330

Name: CVE-2022-39330
Creator: NVD / NIST
Published: 2022-10-27T14:15:12.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.82%

Last modified Jun 17, 2026

CVE-2022-39330 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server prior to versions 23.0.10 and 24.0.6 and Nextcloud Enterprise Server prior to versions 22.2.10, 23.0.10, and 24.0.6 are vulnerable to a logged-in attacker slowing down the system by generating a lot of database/cpu load. EPSS estimates a 0.82% chance of exploitation in the next 30 days.

Description

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server prior to versions 23.0.10 and 24.0.6 and Nextcloud Enterprise Server prior to versions 22.2.10, 23.0.10, and 24.0.6 are vulnerable to a logged-in attacker slowing down the system by generating a lot of database/cpu load. Nextcloud Server versions 23.0.10 and 24.0.6 and Nextcloud Enterprise Server versions 22.2.10, 23.0.10, and 24.0.6 contain patches for this issue. As a workaround, disable the Circles app.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.82%

52.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nextcloud	Nextcloud Enterprise Server	< 22.2.10
Nextcloud	Nextcloud Enterprise Server	>= 23.0.0, < 23.0.10
Nextcloud	Nextcloud Enterprise Server	>= 24.0.0, < 24.0.6
Nextcloud	Nextcloud Server	< 23.0.10
Nextcloud	Nextcloud Server	>= 24.0.0, < 24.0.6

References

https://github.com/nextcloud/circles/pull/1147Patch, Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wxx7-w5p4-7x4cThird Party Advisory
https://hackerone.com/reports/1688199Permissions Required, Third Party Advisory
https://github.com/nextcloud/circles/pull/1147Patch, Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wxx7-w5p4-7x4cThird Party Advisory
https://hackerone.com/reports/1688199Permissions Required, Third Party Advisory

Timeline

Published: Oct 27, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-39330?

How severe is CVE-2022-39330?

CVE-2022-39330 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.

How do I fix CVE-2022-39330?

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-2022-39330?

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

Scan your code now

Source: NVD / NIST