How many CVEs have patched ProxyWrite?

1 published CVEs changed ProxyWrite in nextcloud/server, in 1 distinct patches totalling 23 changed lines, between 2026 and 2026.

What is the latest CVE that changed ProxyWrite?

CVE-2026-45281 (Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update), published 2026-06-01, changed lines 1 to 23 of apps/dav/lib/CalDAV/Principal/ProxyWrite.php.

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

nextcloud/server has 112 CVEs with a located fix in total; 1 of them changed ProxyWrite.

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.

RadicalNotion.AI

Security data

Weaknesses (CWE)The MITRE CWE weakness catalog
Attack Patterns (CAPEC)MITRE CAPEC attack patterns
CNAsNumbering authorities and report cards
VendorsVulnerabilities by vendor
Patched FunctionsWhere CVE fixes land in code

Tools

CVSS CalculatorScore CVSS 4.0, 3.1, 3.0 & 2.0
Badge BuilderEmbeddable SVG badges for READMEs

Resources

LearnSecurity guides
Data SourcesCVE data sources

About Blog Pricing Demo

Home
Patched Functions
Nextcloud
Server
ProxyWrite

RadicalNotion.AI

We do not sell or share your personal information.

Security Data

CWE Directory
CAPEC Directory
CNA Directory
CNA Leaderboard
CNA Report Cards
Vendor Directory
Patched Functions
Data Sources

Calculators

CVSS Calculator
CVSS 4.0
CVSS 3.1
CVSS 3.0
CVSS 2.0
Badge Builder

Platform

My Vulnerabilities
Insights
Notifications
Pricing

Learn

Guides
What is a CVE?
What is CVSS?
The CISA KEV catalog
What is EPSS?

Company

About
Blog
Careers
Contact
Demo

Account

Legal

Security
Privacy
Terms

RadicalNotion.AI

Security data

Weaknesses (CWE)The MITRE CWE weakness catalog
Attack Patterns (CAPEC)MITRE CAPEC attack patterns
CNAsNumbering authorities and report cards
VendorsVulnerabilities by vendor
Patched FunctionsWhere CVE fixes land in code

Tools

CVSS CalculatorScore CVSS 4.0, 3.1, 3.0 & 2.0
Badge BuilderEmbeddable SVG badges for READMEs

Resources

LearnSecurity guides
Data SourcesCVE data sources

About Blog Pricing Demo

Home
Patched Functions
Nextcloud
Server
ProxyWrite

ProxyWrite in nextcloud/server: Patched by 1 CVEs

nextcloud/server

Class

ProxyWrite

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

apps/dav/lib/CalDAV/Principal/ProxyWrite.php

Last patched June 1, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

ProxyWrite in nextcloud/server was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 23 lines in total.

nextcloud/server has 112 CVEs with a located fix in total, so 1% of them touched this function.

CVEs that patched it

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

Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update
CVE-2026-45281 · lines 1–23 · +23 −0
High · CVSS 8.1
EPSS 0.5%2026-06-01

Get an alert when the next CVE fix lands in nextcloud/server, with the patched functions.

Monitor server CVEs

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 ProxyWrite.

How many CVEs have patched ProxyWrite?: 1 published CVEs changed ProxyWrite in nextcloud/server, in 1 distinct patches totalling 23 changed lines, between 2026 and 2026.
What is the latest CVE that changed ProxyWrite?: CVE-2026-45281 (Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update), published 2026-06-01, changed lines 1 to 23 of apps/dav/lib/CalDAV/Principal/ProxyWrite.php.
How does ProxyWrite compare to the rest of nextcloud/server?: nextcloud/server has 112 CVEs with a located fix in total; 1 of them changed ProxyWrite.
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

apps/dav/lib/CalDAV/Principal/ProxyWrite.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.

Track nextcloud/server CVEs

Get an alert when a new CVE lands in this repository, with the patched functions and AI-written remediation guidance.

Create an account See pricing

On this page

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