EUVD-2026-77375

Cypher injection vulnerability in the Neo4j persistence layer when processing some FIQL search conditions. This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 through 4.0.7, from 4.1.0-M0 through 4.1.2. Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fi...

CVE-2026-87779 Apache Syncope: AES Secret Key disclosure via log output

Insertion of sensitive information into log file vulnerability in Apache Syncope. When AES key of non-standard length not 16/24/32 bytes is configured, Syncope will pad the provided value with random characters. The resulting key value is logged. This issue affects Apache Syncope: from 3.0.15...

CVE-2026-87779

The Apache Syncope identity management solution is vulnerable to the insertion of sensitive information into log files . When an AES key with a non-standard length (not 16, 24, or 32 bytes) is configured, the system pads the value with random characters and subsequently logs the resulting key. Th...

CVE-2026-87779 Apache Syncope: AES Secret Key disclosure via log output

Insertion of sensitive information into log file vulnerability in Apache Syncope. When AES key of non-standard length not 16/24/32 bytes is configured, Syncope will pad the provided value with random characters. The resulting key value is logged. This issue affects Apache Syncope: from 3.0.15...

EUVD-2026-77372

Insertion of sensitive information into log file vulnerability in Apache Syncope. When AES key of non-standard length not 16/24/32 bytes is configured, Syncope will pad the provided value with random characters. The resulting key value is logged. This issue affects Apache Syncope: from 3.0.15...

CVE-2026-87785 Apache Syncope: JWT subject spoofing

Authentication bypass by spoofing vulnerability in Apache Syncope. When the configured JWKS settings for internal JWT authentication are disclosed at least protocol and key, an attacker can spoof another user's privileges after completing a successful authentication and obtaining a valid JWT. Thi...

CVE-2026-87785

A vulnerability in Apache Syncope allows for an authentication bypass by spoofing. If the configured JWKS settings for internal JWT authentication (specifically the protocol and key) are disclosed, an attacker can spoof another user's privileges after successfully authenticating and obtaining a v...

EUVD-2026-77368

Authentication bypass by spoofing vulnerability in Apache Syncope. When the configured JWKS settings for internal JWT authentication are disclosed at least protocol and key, an attacker can spoof another user's privileges after completing a successful authentication and obtaining a valid JWT. Thi...

CVE-2026-87785 Apache Syncope: JWT subject spoofing

Authentication bypass by spoofing vulnerability in Apache Syncope. When the configured JWKS settings for internal JWT authentication are disclosed at least protocol and key, an attacker can spoof another user's privileges after completing a successful authentication and obtaining a valid JWT. Thi...

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

Improper verification of cryptographic signature vulnerability in Apache Syncope. When SRA is configured for OAuth 2.0 without JWKS set URI assigned, an attacker can forge arbitrary JWTs to impersonate any user identity and permissions, gaining full access to services proxied by SRA. This issue...

EUVD-2026-77358

Improper verification of cryptographic signature vulnerability in Apache Syncope. When SRA is configured for OAuth 2.0 without JWKS set URI assigned, an attacker can forge arbitrary JWTs to impersonate any user identity and permissions, gaining full access to services proxied by SRA. This issue...

CVE-2026-87802

Apache Syncope is vulnerable to an improper verification of cryptographic signature when the SRA is configured for OAuth 2.0 without a JWKS set URI assigned. This flaw allows an attacker to forge arbitrary JWTs to impersonate any user identity and permissions, potentially gaining full access to s...

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

Improper verification of cryptographic signature vulnerability in Apache Syncope. When SRA is configured for OAuth 2.0 without JWKS set URI assigned, an attacker can forge arbitrary JWTs to impersonate any user identity and permissions, gaining full access to services proxied by SRA. This issue...

PT-2026-91198

Incorrect Authorization vulnerability in Apache Syncope. An administrator with ClientApp's update entitlement is unable to perform the related operation, while ClientApp's create entitlement is checked both for create and update operations on ClientApp. This issue affects Apache Syncope: from...

PT-2026-91180

Incorrect privilege assignment vulnerability in Apache Syncope. When the configured JWKS settings for internal JWT authentication are disclosed at least protocol and key, an attacker can obtain admin privileges after completing a successful authentication and obtaining a valid low-privileges JWT...

CVE-2026-87785: Authentication Bypass by Spoofing

Authentication bypass by spoofing vulnerability in Apache Syncope. When the configured JWKS settings for internal JWT authentication are disclosed at least protocol and key, an attacker can spoof another user's privileges after completing a successful authentication and obtaining a valid JWT. Thi...

PT-2026-91178

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-2026-73236: Incorrect Authorization

Incorrect Authorization vulnerability in Apache Syncope. Delegated administration security checks are based on Realm hierarchy and enforced via prefix matches. Due to incorrect implementation, two sibling Realms whose names begin with the same string cannot be correctly distinguished, resulting i...

PT-2026-91189

Incorrect Authorization vulnerability in Apache Syncope. Delegated administration security checks are based on Realm hierarchy and enforced via prefix matches. Due to incorrect implementation, two sibling Realms whose names begin with the same string cannot be correctly distinguished, resulting i...

PT-2026-91194

Insufficiently Protected Credentials vulnerability in Apache Syncope. Audit events, when sent to the configured store, are not sufficiently masked for the sensitive values they might carry on their payloads, thus allowing administrators to access such sensitive values. This issue affects Apache...