Unrated severityNVD Advisory· Published Feb 13, 2023· Updated Mar 10, 2025
Nextcloud Server's missing rate limiting on password reset functionality allows sending lots of emails
CVE-2023-25161
Description
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. Nextcloud Server and Nextcloud Enterprise Server prior to versions 25.0.1 24.0.8, and 23.0.12 missing rate limiting on password reset functionality. This could result in service slowdown, storage overflow, or cost impact when using external email services. Users should upgrade to Nextcloud Server 25.0.1, 24.0.8, or 23.0.12 or Nextcloud Enterprise Server 25.0.1, 24.0.8, or 23.0.12 to receive a patch. No known workarounds are available.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: <25.0.1, <24.0.8, <23.0.12
- nextcloud/security-advisoriesv5Range: = 25.0.0
Patches
Vulnerability mechanics
References
3- github.com/nextcloud/security-advisories/security/advisories/GHSA-492h-596q-xr2fmitrex_refsource_CONFIRM
- github.com/nextcloud/server/pull/34632mitrex_refsource_MISC
- hackerone.com/reports/1691195mitrex_refsource_MISC
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