CVE-2026-15556
8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Summary
A flaw was found in Picketlink's SP signature validation; a SAML response containing zero assertion elements matching the signature check can allow an attacker to forge a SAML response and auth as any principal with any roles on the protected application.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4.25 | 2.5.5.SP12-redhat-00016 < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.16.0-22.redhat_00057.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.3.14-11.SP11_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:1.5.26-2.Final_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:5.0.31-3.SP2_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:1.10.0-46.Final_redhat_00044.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:4.1.135-1.Final_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:4.1.135-1.Final_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.5.5-30.SP12_redhat_00020.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.5.5-24.SP12_redhat_00016.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.2.40-2.SP3_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:7.4.25-2.GA_redhat_00001.1.el7eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.16.0-22.redhat_00057.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.3.14-11.SP11_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:1.5.26-2.Final_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:5.0.31-3.SP2_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:1.10.0-46.Final_redhat_00044.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:4.1.135-1.Final_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:4.1.135-1.Final_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.5.5-30.SP12_redhat_00020.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.5.5-24.SP12_redhat_00016.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.2.40-1.SP3_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:7.4.25-2.GA_redhat_00001.1.el8eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.16.0-22.redhat_00057.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.3.14-11.SP11_redhat_00001.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:1.5.26-2.Final_redhat_00001.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.18.8-1.redhat_00003.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.18.8-1.redhat_00003.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.18.8-1.redhat_00003.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.18.8-1.redhat_00003.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.18.8-1.redhat_00003.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.18.8-1.redhat_00003.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:5.0.31-3.SP2_redhat_00001.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:1.10.0-46.Final_redhat_00044.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:4.1.135-1.Final_redhat_00001.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:4.1.135-1.Final_redhat_00001.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.5.5-30.SP12_redhat_00020.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.5.5-24.SP12_redhat_00016.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.2.40-1.SP3_redhat_00001.1.el9eap < * | unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:7.4.25-2.GA_redhat_00001.1.el9eap < * | unaffected |
Weaknesses
- CWE-347: Improper Verification of Cryptographic Signature
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
- https://access.redhat.com/errata/RHSA-2026:53644
- https://access.redhat.com/errata/RHSA-2026:53645
- https://access.redhat.com/errata/RHSA-2026:53646
- https://access.redhat.com/errata/RHSA-2026:53806
- https://access.redhat.com/security/cve/CVE-2026-15556
- https://bugzilla.redhat.com/show_bug.cgi?id=2483121
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.