GHSA-vr35-jm2f-8wg2 · Severity: medium — Exposure of Sensitive Information Through Data Queries vulnerability in Apache Syncope. An...
Exposure of Sensitive Information Through Data Queries vulnerability in Apache Syncope. An administrator with adequate entitlements for Derived Schemas can create a malicious JEXL expression which allows any administrator with sufficient entitlements for User read to access User-related security-sensitive information. This issue affects Apache Syncope: 3.0 through 3.0.16, 4.0 through 4.0.5, 4.1.0. Users are recommended to upgrade to version 4.0.6 / 4.1.1, which fix this issue by further restricting the JEXL expression definition.
Conclusion & alert: CVE-2026-42797 is rated Low Risk (26.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.06%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-31 | 0.02% | 0.06% | +0.04% |
| 2 | 2026-05-26 | — | 0.02% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.9 | 3.1 | MEDIUM |
|
1.2 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
GHSA-vr35-jm2f-8wg2 · Severity: medium — Exposure of Sensitive Information Through Data Queries vulnerability in Apache Syncope. An...
| URL | Tags |
|---|---|
| https://lists.apache.org/thread/5y7d277sntyytrmxnx2tfjr9ftcpq1s6 | Mailing List Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2026/05/25/5 | Mailing List Third Party Advisory |