This vulnerability allows improper neutralization of input during web page generation, specifically affecting the zackdesign NextGen Cooliris Gallery plugin version 0.7 and earlier. Classified as a Cross-site Scripting (XSS) issue, it presents a medium severity level with a CVSS score of 6.5. The implications of this vulnerability are significant, as it could lead to stored XSS attacks, potentially compromising sensitive information and user sessions.
Risk to organizations includes unauthorized access to user data and manipulation of web content. Given that this vulnerability has been assigned a medium severity rating, it is essential for organizations utilizing the affected plugin to take immediate action to mitigate the risks. While there is currently no known exploit, the nature of XSS vulnerabilities indicates that the potential for exploitation is present.
Organizations should prioritize patching immediately. The vulnerability was published on February 7, 2025, and the last modification was recorded on April 23, 2026. Security teams must evaluate their systems to identify any instances of the affected version of the NextGen Cooliris Gallery plugin.
In conclusion, the medium severity level and the potential impact of this stored XSS vulnerability necessitate prompt action from affected organizations to protect their users and data integrity.
Vulnerability Details
The vulnerability identified as CVE-2025-25091 pertains to improper neutralization of input during web page generation, leading to stored XSS in the NextGen Cooliris Gallery plugin. It affects versions prior to 0.7 and has been assigned a CVSS score of 6.5, indicating a medium severity level.
The official description states that this issue allows attackers to execute arbitrary scripts in the user's browser, potentially leading to the unauthorized disclosure of sensitive information. The CVSS vector is defined as CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L, indicating a network attack vector with low complexity and low privileges required.
The weakness associated with this vulnerability is classified under CWE-79, which specifically addresses improper neutralization of input during web page generation.
Technical Analysis
The root cause of this vulnerability lies in the improper neutralization of user input within the NextGen Cooliris Gallery plugin. This flaw enables attackers to inject malicious scripts that are then stored and executed when users access the affected web pages.
The attack vector is network-based, meaning that an attacker can exploit this vulnerability remotely without needing physical access to the target system. The attack complexity is low, and it requires minimal privileges, making it relatively easy for attackers to exploit.
User interaction is required, as victims must visit a webpage where the malicious script is executed. The potential impacts of this vulnerability include low confidentiality, integrity, and availability impacts.
Risk & Impact Analysis
The real-world risk of this vulnerability is notable for organizations using the NextGen Cooliris Gallery plugin. Attackers may leverage this vulnerability to conduct stored XSS attacks, which can lead to significant data breaches and unauthorized access to user accounts.
The blast radius potential is concerning, as multiple users can be affected if they interact with compromised pages. Organizations must understand the implications of a successful XSS attack, including reputation damage and potential legal ramifications.
Urgency assessment based on the CVSS score suggests that organizations should address this vulnerability in their priority patch cycle. The score of 6.5 indicates a medium severity, and while it is not critical, the potential for exploitation is present.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
This vulnerability affects all versions of the NextGen Cooliris Gallery plugin prior to version 0.7. Organizations should ensure they are running the latest version to mitigate the risk associated with this vulnerability.
Mitigation & Remediation
Organizations should patch the NextGen Cooliris Gallery plugin to the latest version to address this vulnerability. If a patch is not immediately available, consider disabling the plugin until a fix can be applied. Additionally, monitoring for any unusual activity on web pages utilizing this plugin is essential.
For more comprehensive security assessments, organizations can engage in application security assessments to evaluate the security posture of their systems.
Detection Guidance
Organizations should implement logging to capture any unusual requests or unexpected input patterns on their web applications. Monitoring for behavioral anomalies can help identify potential exploitation attempts.
Additionally, network signatures can be created to detect known patterns associated with XSS attacks.
AppSecure Threat Intelligence Insight
The long-term significance of CVE-2025-25091 highlights the need for organizations to maintain updated plugins and apply security patches promptly. The trend of XSS vulnerabilities continues to pose risks, especially within widely used applications.
Security teams must prepare to respond to such vulnerabilities by establishing robust patch management processes and conducting regular security assessments. Engaging in vulnerability management programs can help in proactively identifying and mitigating risks.
Understanding the implications of vulnerabilities like CVE-2025-25091 is crucial for organizations aiming to enhance their security posture and improve resilience against potential attacks.
For strategic insights on managing such vulnerabilities, organizations can refer to our resource on penetration testing methodology and best practices.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
.webp)