CVE-2025-53476

MediumCVSS 5.3/10Last modified Oct 8, 2026

Description

A denial of service vulnerability exists in the ModbusTCP server functionality of OpenPLC _v3 a931181e8b81e36fadf7b74d5cba99b73c3f6d58. A specially crafted series of network connections can lead to the server not processing subsequent Modbus requests. An attacker can open a series of TCP connections to trigger this vulnerability.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-775

Affected software

No affected versions have been published.

Timeline

Published: Oct 7, 2025
Last modified: Oct 8, 2026
NVD status: Deferred

Related CVEs from 2025

CVE-2025-534777.5NULL Pointer Dereference vulnerability in Apache Nimble. Missing validation of HCI connection complete or HCI command TX buffer could lead CVE-2025-534785.4The CheckUser extension’s Special:Investigate interface is vulnerable to reflected XSS due to improper escaping of certain internationalized CVE-2025-534795.4The CheckUser extension’s Special:CheckUser interface is vulnerable to reflected XSS via the rev-deleted-user message. This message is rende CVE-2025-534805.4The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized mess CVE-2025-534817.5Uncontrolled Resource Consumption vulnerability in Wikimedia Foundation Mediawiki - IPInfo Extension allows Excessive Allocation.This issue CVE-2025-534826.1Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki CVE-2025-534838.8ArchivePage.php, UnarchivePage.php, and VoterEligibilityPage#executeClear() do not validate request methods or CSRF tokens, allowing attacke CVE-2025-534849.8User-controlled inputs are improperly escaped in: * VotePage.php (poll option input) * ResultPage::getPagesTab() and getError CVE-2025-534857.5SetTranslationHandler.php does not validate that the user is an election admin, allowing any (even unauthenticated) user to change election-CVE-2025-534865.4The WikiCategoryTagCloud extension is vulnerable to reflected XSS via the linkstyle attribute, which is improperly concatenated into inline CVE-2025-534875.4The ApprovedRevs extension for MediaWiki is vulnerable to stored XSS in multiple locations where system messages are inserted into raw HTML CVE-2025-534886.1Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki