CVE-2022-24741

Name: CVE-2022-24741
Creator: NVD / NIST
Published: 2022-03-09T22:15:09.43+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.58%

Last modified Jun 17, 2026

CVE-2022-24741 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Nextcloud server is an open source, self hosted cloud style services platform. In affected versions an attacker can cause a denial of service by uploading specially crafted files which will cause the server to allocate too much memory / CPU. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

Description

Nextcloud server is an open source, self hosted cloud style services platform. In affected versions an attacker can cause a denial of service by uploading specially crafted files which will cause the server to allocate too much memory / CPU. It is recommended that the Nextcloud Server is upgraded to 21.0.8 , 22.2.4 or 23.0.1. Users unable to upgrade should disable preview generation with the `'enable_previews'` config flag.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.58%

72.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nextcloud	Nextcloud Server	>= 21.0.0, < 21.0.8
Nextcloud	Nextcloud Server	>= 22.0.0, < 22.2.4
Nextcloud	Nextcloud Server	23.0.0

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-jf3h-xf4q-mh89Third Party Advisory
https://github.com/nextcloud/server/pull/30291Patch, Third Party Advisory
https://hackerone.com/reports/1261225Exploit, Third Party Advisory
https://security.gentoo.org/glsa/202208-17Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-jf3h-xf4q-mh89Third Party Advisory
https://github.com/nextcloud/server/pull/30291Patch, Third Party Advisory
https://hackerone.com/reports/1261225Exploit, Third Party Advisory
https://security.gentoo.org/glsa/202208-17Third Party Advisory

Timeline

Published: Mar 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-24741?

How severe is CVE-2022-24741?

CVE-2022-24741 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.

How do I fix CVE-2022-24741?

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-2022-24741?

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

Scan your code now

Source: NVD / NIST