How many CVEs have patched register?

4 published CVEs changed register in nextcloud/server, in 7 distinct patches totalling 19 changed lines, between 2021 and 2025.

What is the latest CVE that changed register?

CVE-2025-66510 (Nextcloud Server Contacts Search allowed users to retrieve contact information of other users beyond their contact list), published 2025-12-05, changed lines 232 to 233 of apps/dav/lib/AppInfo/Application.php.

How does register compare to the rest of nextcloud/server?

nextcloud/server has 112 CVEs with a located fix in total; 4 of them changed register.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Register

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Patched Functions
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Register

nextcloud/server

Function

3 files

register

Name: register in nextcloud/server: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Defined in 3 files

Last patched December 5, 2025

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2021–2025

Years

By CVE publication date

Overview

register in nextcloud/server was changed by 4 published CVE fixes between 2021 and 2025, in 7 distinct patches that added or removed 19 lines in total.

The name occurs in 3 files: lib/private/Security/RateLimiting/Limiter.php, apps/dav/lib/AppInfo/Application.php, apps/user_status/lib/AppInfo/Application.php.

nextcloud/server has 112 CVEs with a located fix in total, so 4% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed register, newest first, with the lines each fix touched.

Nextcloud Server Contacts Search allowed users to retrieve contact information of other users beyond their contact list
CVE-2025-66510 · apps/dav/lib/AppInfo/Application.php · lines 232–233 · +2 −0
Medium · CVSS 4.9
EPSS 0.4%2025-12-05
CVE-2023-25161
CVE-2023-25161 · lib/private/Security/RateLimiting/Limiter.php · line 69 · +1 −1
Medium · CVSS 5.3
EPSS 0.7%2023-02-13
User enumeration setting not respected in Nextcloud server
CVE-2021-41239 · apps/user_status/lib/AppInfo/Application.php · lines 75–83 · +9 −2
Medium · CVSS 5.3
EPSS 1.1%2022-03-08
Rate-limits not working on instances without configured memory cache backend
CVE-2021-41177 · lib/private/Security/RateLimiting/Limiter.php · lines 56–61 · +2 −2
High · CVSS 8.1
EPSS 1.6%2021-10-25

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Other functions in these files

Functions in the same files that CVE fixes also changed.

1__constructlib/private/Security/RateLimiting/Limiter.php2 CVEs · 3 patches2021 to 2023
2registerAnonRequestlib/private/Security/RateLimiting/Limiter.php1 CVEs · 1 patches2023

Other hotspots in the repository

Functions in nextcloud/server changed by the most CVE fixes.

__construct5 CVEs · lib/private/Server.php getToken4 CVEs · apps/oauth2/lib/Controller/OauthApiController.php tryTokenLogin3 CVEs · lib/private/User/Session.php __construct3 CVEs · apps/dav/lib/Server.php checkViewOnly3 CVEs · apps/dav/lib/DAV/ViewOnlyPlugin.php BruteForceProtection3 CVEs · core/Controller/LostController.php

All patched functions in nextcloud/server

Frequently asked questions

Common questions about CVE fixes to register.

How many CVEs have patched register?: 4 published CVEs changed register in nextcloud/server, in 7 distinct patches totalling 19 changed lines, between 2021 and 2025.
What is the latest CVE that changed register?: CVE-2025-66510 (Nextcloud Server Contacts Search allowed users to retrieve contact information of other users beyond their contact list), published 2025-12-05, changed lines 232 to 233 of apps/dav/lib/AppInfo/Application.php.
How does register compare to the rest of nextcloud/server?: nextcloud/server has 112 CVEs with a located fix in total; 4 of them changed register.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

lib/private/Security/RateLimiting/Limiter.php on GitHub (opens in a new tab)
apps/dav/lib/AppInfo/Application.php on GitHub (opens in a new tab)
apps/user_status/lib/AppInfo/Application.php on GitHub (opens in a new tab)
All patched functions in nextcloud/server
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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On this page

Overview
CVEs that patched it
Other functions in these files
Other hotspots in the repository
FAQ
References