CVE-2026-77883 Apache Syncope: Information disclosure via one-hop JEXL navigation past the JexlContextBuilder name denylist

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 LinkedAccount's if...

CVE-2026-77883

Apache Syncope versions 3.0.0-M0 through 3.0.16 , 4.0.0-M0 through 4.0.7 , and 4.1.0-M0 through 4.1.2 are vulnerable to an information disclosure flaw. An administrator with entitlements for Derived Schemas can create a malicious JEXL expression that enables any administrator with User read entit...