CVE Vulnerability Catalog

Translated CVE descriptions from NVD NIST - in English

CISA KEV catalog updated: (v2026.07.24)

CVE-2026-11883
High

The WebAuthn Provider for Two Factor WordPress plugin before version 2.5.6 does not correctly validate the second-factor authentication response, allowing an attacker who already knows a user's password to bypass the two-factor authentication requirement by submitting a malformed request.

CVE-2026-11880
Low

The Fluent Forms WordPress plugin before version 6.2.1 does not properly verify ownership before processing a subscription cancellation request, allowing authenticated users with low privileges to cancel subscriptions belonging to other users.

CVE-2026-11823
High

The BookingPress Appointment Booking Pro plugin for WordPress up to version 5.7.1 is vulnerable to SQL Injection via the 'store_service_date' parameter in the bpa_assign_staffmember_to_slots() function. This is due to the use of stripslashes_deep() on POST data without using $wpdb->prepare(), allowing unauthenticated attackers to append additional SQL queries.

CVE-2026-11794
High

The Advanced Form Integration plugin for WordPress before version 2.1.1 does not restrict the WordPress role assigned when creating a user from a public form submission. This allows unauthenticated visitors to create an administrator account if an active integration maps the user role to a public form field, requiring a specific non-default configuration.

CVE-2026-11570
Medium

The User Submitted Posts WordPress plugin before version 20260608 does not escape a submitted value before outputting it in an admin-configured display template, leading to a Stored Cross-Site Scripting vulnerability. This can be triggered by unauthenticated users when a non-default display option is enabled.

CVE-2026-11568
High

The Product Configurator for WooCommerce WordPress plugin before version 1.7.3 lacks authorization and post-status checks when returning WooCommerce product data via a public AJAX action. This allows unauthenticated users to retrieve data (title, price, weight, stock status, and configurator option pricing/SKUs) of private and draft products by supplying the product ID, bypassing WordPress post-visibility controls.

CVE-2026-11562
Medium

The WS Form LITE WordPress plugin before version 1.11.8 lacks a capability check on one of its settings-update actions, allowing authenticated users with subscriber-level access and above to modify the plugin's settings.

CVE-2026-10750
High

The Royal MCP WordPress plugin before version 1.4.26 does not perform capability checks on most of its MCP tools after token authentication, allowing authenticated users with low-privileged roles such as Subscriber to read private content, enumerate all users and their roles, and create, modify, or delete content owned by other users.

CVE-2025-15666
Medium

A heap-based buffer overflow vulnerability was found in Open Asset Import Library Assimp up to version 5.4.3 in the Assimp::SceneCombiner::Copy function. Manipulating width/height arguments triggers the overflow.

CVE-2026-9107
Medium

The Kali Forms plugin for WordPress up to version 2.4.13 is vulnerable to Stored XSS via the 'meta[kaliforms_field_components]' parameter. Authenticated attackers with contributor-level access or higher can inject arbitrary scripts that execute when a user visits the compromised page.

CVE-2026-7840
CriticalEPSS 70%

UltraVNC repeater through version 1.8.2.2 contains a global buffer overflow in its embedded HTTP administration server. The functions wi_senderr() and wi_replyhdr() in repeater/webgui/webutils.c write the caller-supplied HTTP request URI into a fixed 1000-byte global buffer (hdrbuf) via unchecked sprintf calls. The HTTP receive buffer accepts URIs up to approximately 150 KB (WI_RXBUFSIZE = 153600), so an unauthenticated attacker who can reach the repeater HTTP port (default TCP 80) can overflow hdrbuf by at least 500 bytes with a single HTTP request containing a URI of 1500 bytes or longer, corrupting adjacent .bss-segment globals.

CVE-2026-7839
Critical

UltraVNC repeater up to version 1.8.2.2 initializes the HTTP administration server with a hardcoded default password. On first run, when settings2.txt is absent, it writes the literal string "adminadmi2" as the admin password. The HTTP Basic-auth handler checks this password without rate-limiting or lockout.

CVE-2026-7838
HighEPSS 69%

In UltraVNC viewer up to version 1.8.2.2, an integer overflow leads to a heap buffer overflow in the RFB protocol failure-response parsing path. The 4-byte reasonLen field (CARD32) is passed as reasonLen+1 to CheckBufferSize(), and when set to 0xFFFFFFFF it overflows to 0, causing allocation of only 256 bytes. The subsequent ReadString() then reads the original 4 GiB into that small buffer, causing overflow.

CVE-2026-7831
High

UltraVNC viewer up to version 1.8.2.2 contains an off-by-one stack buffer overflow in the RFB ServerInit message handler. When the server supplies a desktop name of exactly 2024 bytes, the ReadString function writes a null terminator beyond the allocated buffer, potentially corrupting stack data.

CVE-2026-7830
High

UltraVNC up to version 1.8.2.2 uses weak cryptography in the MS-Logon II authentication scheme. The Diffie-Hellman key exchange relies on 64-bit parameters that can be broken in under a second, and the random number generator based on rand() with a time seed allows private key recovery within a minute.

CVE-2026-7829
High

In UltraVNC repeater up to version 1.8.2.2, a post-authentication out-of-bounds write vulnerability exists. In the allow/deny rule parser, after copying a token into a fixed-size buffer, the code unconditionally writes a NUL terminator at position len without checking if it exceeds the buffer size. An authenticated administrator can save a rule with a token length equal to or greater than the buffer size, overwriting adjacent stack data.

CVE-2026-7828
MediumEPSS 60%

UltraVNC repeater up to version 1.8.2.2 contains an integer overflow in the win_log() function during memory allocation for list nodes. An attacker can send a sufficiently long HTTP URI, causing a heap buffer overflow that allows a partial out-of-bounds write.

CVE-2026-7517
High

The Custom Payment Gateways for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'alg_wc_cpg_input_fields' parameter in all versions up to, and including, 2.1.0 due to insufficient input sanitization and output escaping.

CVE-2026-6070
Critical

The WP-BusinessDirectory plugin for WordPress up to version 4.0.1 contains an unauthenticated arbitrary file deletion vulnerability. Insufficient path validation in the remove() method of the JBusinessDirectoryControllerUpload class allows an attacker to manipulate the _filename parameter and delete critical server files.

CVE-2026-58519
Medium

A stored cross-site scripting (XSS) vulnerability has been found in the Cargo extension for MediaWiki. The flaw is caused by improper input neutralization during web page generation. All versions before 3.9.1 are affected.

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Vulnerability data from NVD (NIST) · CISA KEV · EPSS