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CVE-2025-23610: High Vulnerability in Tehsmash Ultimate Events

A high-severity reflected cross-site scripting vulnerability exists in the Tehsmash Ultimate Events plugin. Organizations must address this vulnerability promptly to mitigate risks associated with potential exploitation.

HIGHCVSS 7.1 · Published January 22, 2025

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CVE-2025-23610 is classified as a high-severity vulnerability, rated with a CVSS score of 7.1. This vulnerability allows for improper neutralization of input during web page generation, specifically enabling reflected cross-site scripting (XSS) attacks in the Tehsmash Ultimate Events plugin. Organizations utilizing this plugin may face significant risks if this vulnerability is exploited, as attackers could potentially execute malicious scripts within the user's browser.

The vulnerability affects Ultimate Events versions from n/a through 1.3.3. As it is a reflected XSS vulnerability, it necessitates user interaction, which can lead to unauthorized actions being performed in the context of the affected user. Attackers may leverage this vulnerability to capture sensitive information, perform actions on behalf of users, or redirect them to malicious sites.

Given the potential impact of this vulnerability, organizations should prioritize patching immediately. With the release of version 1.3.4 of the Ultimate Events plugin, it is crucial to update to this version to mitigate associated risks. Failure to address this vulnerability could expose users and systems to further exploitation.

Currently, there are no known public exploits for this vulnerability, but the potential for future exploitation exists, making proactive remediation essential for maintaining security.

Vulnerability Details

The vulnerability identified as CVE-2025-23610 is characterized by improper neutralization of input during web page generation, allowing for reflected cross-site scripting (XSS). The CVSS score assigned to this vulnerability is 7.1, indicating a high severity level. The affected product is the Tehsmash Ultimate Events plugin, specifically versions from n/a through 1.3.3.

The CWE classification for this vulnerability is CWE-79, which denotes improper neutralization of input during web page generation. This vulnerability was published on January 22, 2025, and its last modified date is April 23, 2026.

Technical Analysis

The root cause of CVE-2025-23610 is the failure to properly sanitize user input, which allows attackers to inject malicious scripts. The attack vector is network-based, requiring user interaction to trigger the vulnerability. The attack complexity is classified as low, indicating that it can be exploited without significant effort.

This vulnerability does not require any privileges to exploit, and user interaction is necessary to execute the attack. The confidentiality, integrity, and availability impacts are all categorized as low, meaning that while the potential damage may be limited, the risk of exploitation remains significant.

Risk & Impact Analysis

Organizations using the Tehsmash Ultimate Events plugin must understand the real-world risks posed by this vulnerability. The potential blast radius includes all users of the affected web application, making it imperative for organizations to act swiftly to mitigate this threat.

The urgency assessment based on the CVSS score indicates that organizations should address this vulnerability in their priority patch cycle. Given its high severity level, the likelihood of exploitation could increase over time, further emphasizing the need for immediate action.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The vulnerability affects all versions of the Tehsmash Ultimate Events plugin up to and including version 1.3.3. Organizations must ensure that they upgrade to version 1.3.4 or later to mitigate the risk associated with this vulnerability.

Mitigation & Remediation

Organizations should prioritize applying the available patches for the Tehsmash Ultimate Events plugin to remediate CVE-2025-23610. For those unable to apply the patch immediately, consider implementing additional input validation measures and content security policies to limit the potential for XSS attacks.

For further information on security best practices, organizations may consult resources on penetration testing and application security.

Detection Guidance

To detect potential exploitation of this vulnerability, organizations should monitor their web application logs for unusual patterns indicating XSS attempts, including unexpected URL parameters or script tags. Behavioral anomalies and unauthorized redirects should also be investigated promptly.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2025-23610 highlights the ongoing need for robust input validation practices in web applications. Security teams should be aware of common vulnerabilities such as XSS and ensure that their development processes include checks for these issues. The trend towards increased exploitation of XSS vulnerabilities underscores the importance of implementing comprehensive security measures.

For further insights on application security strategies, organizations can explore various guides, including web application penetration testing and penetration testing methodology to strengthen defenses against such vulnerabilities.

In conclusion, organizations using the Tehsmash Ultimate Events plugin must take immediate action to address CVE-2025-23610 to protect against potential exploitation and ensure the security of their web applications.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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