CVE-2025-68898 in Synergy Project Manager Plugin
Summary
by MITRE • 01/22/2026
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in cjjparadoxmax Synergy Project Manager synergy-project-manager allows Stored XSS.This issue affects Synergy Project Manager: from n/a through <= 1.5.
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Analysis
by VulDB Data Team • 01/28/2026
The vulnerability identified as CVE-2025-68898 represents a critical cross-site scripting flaw within the cjjparadoxmax Synergy Project Manager application, specifically impacting versions through 1.5. This weakness falls under the well-documented category of improper input neutralization during web page generation, creating a persistent security risk that allows attackers to inject malicious scripts into the application's output. The vulnerability is classified as stored XSS, meaning that malicious payloads are permanently stored within the application's database and subsequently executed whenever affected pages are rendered to users. This type of vulnerability is particularly dangerous because it can affect multiple users over time rather than being limited to a single session or request.
The technical implementation of this flaw stems from inadequate sanitization of user-supplied input that is subsequently displayed in web pages without proper encoding or escaping mechanisms. When users submit data through various input fields within the Synergy Project Manager interface, the application fails to adequately validate or sanitize this content before storing it in the database. This allows attackers to embed malicious javascript code within project descriptions, task comments, user profiles, or other editable content areas. The stored nature of this vulnerability means that once malicious input is accepted and saved, it automatically executes in the context of any user who views the affected content, regardless of whether they are authenticated or not.
From an operational perspective, this vulnerability creates significant risk for organizations utilizing the Synergy Project Manager application, particularly those handling sensitive project data, user information, or confidential business details. Attackers could leverage this weakness to steal session cookies, redirect users to malicious websites, deface project management interfaces, or execute arbitrary commands on affected systems. The impact extends beyond simple data theft, as attackers could potentially escalate privileges, access other system resources, or use the compromised application as a foothold for broader network infiltration. The vulnerability's persistence means that even after initial exploitation, the malicious code continues to execute for all users until the affected data is manually removed or the application is patched.
Mitigation strategies for this vulnerability should include immediate implementation of input validation and output encoding mechanisms throughout the application's codebase. Organizations should ensure that all user-supplied content is properly sanitized before storage and encoded before display in web contexts. This aligns with established security practices outlined in the CWE-79 category for cross-site scripting vulnerabilities, which emphasizes the importance of proper input validation and output encoding. Additionally, implementing content security policies and regularly updating the application to the latest secure versions would significantly reduce the attack surface. The ATT&CK framework categorizes this type of vulnerability under T1566 for credential access and T1059 for command and scripting interpreter, highlighting the potential for both initial access and post-exploitation activities. Organizations should also consider implementing web application firewalls and monitoring for suspicious input patterns to detect potential exploitation attempts before they succeed.