CVE-2022-41968: nextcloud nextcloud_server Uncontrolled Resource Consumption
Vulnerability summary
CVE-2022-41968 is a medium (CVSS 5.3) Uncontrolled Resource Consumption vulnerability in nextcloud nextcloud_server. EPSS estimates a 0.92% chance of exploitation in the next 30 days, higher than 59.5% of scored vulnerabilities.
Timeline
- 01-12-2022PublishedVulnerability first disclosed.
- 23-04-2025Last modifiedVulnerability information updated.
Description
Nextcloud Server is an open source personal cloud server. Prior to versions 23.0.10 and 24.0.5, calendar name lengths are not validated before writing to a database. As a result, an attacker can send unnecessary amounts of data against the database. Version 23.0.10 and 24.0.5 contain patches for the issue. No known workarounds are available.
CVSS metrics
2 scores · 2 sources · 1 version- CVE.orgCNA3.5LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:LDiffers
EPSS trend
Probability
0.92%
Chance of exploitation in the next 30 days
Percentile
60%
Versus all other CVEs
30-day change
+0.03 pp
From 0.89% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-400Uncontrolled Resource ConsumptionThe product does not properly control the allocation and maintenance of a limited resource.
- CWE-1284Improper Validation of Specified Quantity in InputThe product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.
Affected systems
Nextcloud2 products
- nextcloud_server≥ 23.0.0, < 23.0.10 | ≥ 24.0.0, < 24.0.5
- security-advisories< 23.0.10 | ≥ 24.0.0, < 24.0.5
1 vendor · 2 products
References
3 links- github.com/nextcloud/security-advisories/security/advisories/GHSA-m92j-xxc8-hq3vX Refsource CONFIRMThird Party Advisory