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CVE-2026-87802: Apache Syncope: SRA OAuth2 JWT signature verification bypass

Low-severity CVE-2026-87802 in Apache Syncope SRA allows JWT signature forgery in OAuth 2.0 setups without JWKS URI.

CVE-2026-87802 is a low-severity improper cryptographic signature verification flaw in Apache Syncope SRA affecting 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. When SRA is configured for OAuth 2.0 without a JWKS set URI assigned, an attacker can forge tokens, bypassing JWT signature verification.

oss-security · 2d agoVulnerabilityCVE-2026-87802

CVE-2026-78330: Apache Syncope: Privilege escalation for admin user via JWT authentication

Apache Syncope allows privilege escalation for an admin user via misconfigured internal JWT JWKS authentication settings, versions through 4.1.2.

CVE-2026-78330 is a moderate-severity incorrect privilege assignment vulnerability in Apache Syncope's syncope-core-spring module. When the configured JWKS settings for internal JWT authentication are misconfigured, an admin user can escalate privileges. Affected versions are 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.

oss-security · 2d agoVulnerabilityCVE-2026-78330

CVE-2026-87785: Apache Syncope: JWT subject spoofing

Apache Syncope disclosed low-severity CVE-2026-87785, a JWT subject spoofing flaw enabling authentication bypass in affected syncope-core-spring versions.

CVE-2026-87785 is a low-severity authentication bypass by spoofing vulnerability in Apache Syncope related to the configured JWKS settings for internal JWT authentication. Affected versions are syncope-core-spring 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.

oss-security · 2d agoVulnerabilityCVE-2026-87785