CVE-2026-42098
HighCVSS 8.7Exploitation Probability (EPSS)
Low risk34th percentile - higher than 34% of all known CVEs
Summary
Sparx Enterprise Architect software has a security feature that limits user's actions to those specified in the role. An authenticated attacker can modify the Enterprise Architect client behavior and log in as any other user or administrator, allowing for any changes to the repository.
Risk Assessment
An attacker can gain full access to the repository, posing a serious threat to data integrity and organizational security.
Recommendation
It is recommended to update to the latest version of the software and monitor user access to detect unauthorized actions.
Other vulnerabilities in Sparx Enterprise Architect
See all- CVE-2025-15622Medium
A vulnerability in Sparx Enterprise Architect involves insufficiently protected credentials. The client reveals the plaintext OAuth2 client secret, decoding it and using it to exchange for access and ID tokens as part of the OpenID authentication flow.
- CVE-2025-15621Medium
Insufficiently Protected Credentials in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client does not verify the receiver of OAuth2 credentials during OpenID authentication.
Original NVD description (English source)
Sparx Enterprise Architect software has a security feature that limits user's actions to those specified in the role. An authenticated attacker can modify the Enterprise Architect client behavior (e.g. using a debugger) and log in as any other user or administrator - then it is possible to do every possible change to the repository. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 17.1 and below were tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS