CVE-2023-33183
LowCVSS 2.6Exploitation Probability (EPSS)
Low risk35th percentile - higher than 35% of all known CVEs
Summary
The Calendar app for Nextcloud discloses some internal paths of the website when the SMTP server is unavailable. It is recommended to update the Calendar app to version 3.5.5 or 4.2.3.
Risk Assessment
The disclosure of internal paths may lead to potential attacks on the Nextcloud infrastructure, posing a risk to data security.
Recommendation
It is recommended to immediately update the Calendar app to the latest version to minimize the risk associated with information disclosure.
Related vulnerabilities
- CVE-2026-44267Critical
Elo prior to 1.0.1 allows plain strings passed to the parser to use the .constructor.constructor property to reach the JavaScript Function object. The resulting generated JavaScript executes attacker-selected code in the host runtime, enabling browser script execution and arbitrary Node.js code execution.
- CVE-2026-44266Critical
Elo prior to 1.0.1 has a Ruby backend that embeds attacker-controlled text in double-quoted Ruby strings without escaping #. Ruby interpolation forms in the string-literal emitter or labelled subtype-constraint branch become executable Ruby, allowing Ruby code and shell command execution.
- CVE-2026-28336Critical
SolarWinds Dameware is affected by a command injection vulnerability that could lead to compromise of the remotely controlled host. Authentication is required.
- CVE-2026-109593Critical
An unauthenticated attacker with network access to SonicWall GMS 9.5.2 and earlier may be able to read internal GMS files, potentially exposing sensitive information.
- CVE-2026-121260Critical
Ziroom ZHOME A0101 1.0.1.0 Build 202004151405 contains a flaw in the loadstring function of usr/lib/lua/luci/controller/api/zrUsb.lua (Lua Handler component). The manipulation causes code injection and can be exploited remotely. The exploit has been published and may be used; the vendor did not respond to the disclosure.
- CVE-2026-118527MediumActively exploited
Use of predictable filenames in Ivanti Connect Secure before versions 25.1.1.3 and 22.8R2.6 allows a remote authenticated attacker to upload files with attacker-controlled content to a known location on disk.
- CVE-2026-89292Critical
In Eclipse Mnestix Browser versions 1.6.0 up to but excluding 2.3.0, an unauthenticated attacker could exfiltrate the MNESTIX_BACKEND_API_KEY for all configured Infrastructures.
- CVE-2026-4052Critical
This issue only impacts deployments where WSO2 Identity Server is configured as a Resident Key Manager with database sharing. In such environments, a self-registered user may gain access to the System REST APIs of WSO2 API Manager by obtaining a token from the WSO2 Identity Server token endpoint.
- CVE-2026-13594Critical
Zoho Corporation's ManageEngine Log360 and EventLog Analyzer versions 13062 and below are vulnerable to an issue that could allow an adversary to gain unauthorized access to the product.
- CVE-2026-120534Critical
The Advanced Custom Fields: Extended PRO plugin for WordPress is vulnerable to Limited Code Injection in all versions up to, and including, 0.9.2.6 via the render_field function. Insufficient validation of form configuration parameters allows unauthenticated attackers to call arbitrary WordPress functions with controlled arguments.
Original NVD description (English source)
Calendar app for Nextcloud easily sync events from various devices with your Nextcloud. Some internal paths of the website are disclosed when the SMTP server is unavailable. It is recommended that the Calendar app is updated to 3.5.5 or 4.2.3
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

