CVE-2026-87802
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
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 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 fix this issue.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Apache Syncope
- Vendor
- Apache Software Foundation
- Product
- Apache Syncope
- Platforms
- Unknown
- Default status
unaffected- Package
- org.apache.syncope:syncope-sra
- Package collection
- https://repo.maven.apache.org/maven2
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 3.0.0-M0 | affected | semver | Unavailable | 3.0.16 | None listed |
| 4.0.0-M0 | affected | semver | Unavailable | 4.0.7 | None listed |
| 4.1.0-M0 | affected | semver | Unavailable | 4.1.2 | None listed |