CVE-2026-15556— Picketlink-federation: picketlink saml 2.0 auth bypass via missing assertions
Quick assessment
Affected
Red Hat Red Hat JBoss Enterprise Application Platform 7.4.25
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Red Hat JBoss Enterprise Application Platform是美国Red Hat公司的一个企业级应用运行与管理的平台。 Red Hat JBoss Enterprise Application Platform 7版本存在加密问题漏洞，该漏洞源于Picketlink的SP签名验证存在缺陷，SAML响应包含零个断言元素匹配签名检查时，可能导致攻击者伪造SAML响应并以任意主体和任意角色身份对受保护应用程序进行身份验证。
Affected Version Matrix 55
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7 | any |
affected |
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.16.0-22.redhat_00057.1.el7eap< * |
unaffected |
0:2.3.14-11.SP11_redhat_00001.1.el7eap< * |
unaffected | ||
0:1.5.26-2.Final_redhat_00001.1.el7eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el7eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el7eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el7eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el7eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el7eap< * |
unaffected | ||
| … +9 more rows | |||
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.16.0-22.redhat_00057.1.el8eap< * |
unaffected |
0:2.3.14-11.SP11_redhat_00001.1.el8eap< * |
unaffected | ||
0:1.5.26-2.Final_redhat_00001.1.el8eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el8eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el8eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el8eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el8eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el8eap< * |
unaffected | ||
| … +9 more rows | |||
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | 0:2.16.0-22.redhat_00057.1.el9eap< * |
unaffected |
0:2.3.14-11.SP11_redhat_00001.1.el9eap< * |
unaffected | ||
0:1.5.26-2.Final_redhat_00001.1.el9eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el9eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el9eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el9eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el9eap< * |
unaffected | ||
0:2.18.8-1.redhat_00003.1.el9eap< * |
unaffected | ||
| … +9 more rows | |||
| 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 8 | any |
unaffected |
| Red Hat | Red Hat JBoss Enterprise Application Platform Expansion Pack | any |
unaffected |
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I. Basic Information for CVE-2026-15556
Vulnerability Information
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Vulnerability Title
Picketlink-federation: picketlink saml 2.0 auth bypass via missing assertions
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Red Hat JBoss Enterprise Application Platform 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat JBoss Enterprise Application Platform是美国Red Hat公司的一个企业级应用运行与管理的平台。 Red Hat JBoss Enterprise Application Platform 7版本存在加密问题漏洞，该漏洞源于Picketlink的SP签名验证存在缺陷，SAML响应包含零个断言元素匹配签名检查时，可能导致攻击者伪造SAML响应并以任意主体和任意角色身份对受保护应用程序进行身份验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4.25 | 2.5.5.SP12-redhat-00016 ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform:7.4
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.16.0-22.redhat_00057.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.3.14-11.SP11_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:1.5.26-2.Final_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.18.8-1.redhat_00003.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:5.0.31-3.SP2_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:1.10.0-46.Final_redhat_00044.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:4.1.135-1.Final_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:4.1.135-1.Final_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.5.5-30.SP12_redhat_00020.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.5.5-24.SP12_redhat_00016.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:2.2.40-2.SP3_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | 0:7.4.25-2.GA_redhat_00001.1.el7eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.16.0-22.redhat_00057.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.3.14-11.SP11_redhat_00001.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:1.5.26-2.Final_redhat_00001.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:2.18.8-1.redhat_00003.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:5.0.31-3.SP2_redhat_00001.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:1.10.0-46.Final_redhat_00044.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | 0:4.1.135-1.Final_redhat_00001.1.el8eap ~ * |
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el8
|
|
II. Public POCs for CVE-2026-15556
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-15556 (6)
-
-
🔗 2483121 – (CVE-2026-15556) CVE-2026-15556 picketlink-federation: picketlink SAML 2.0 auth bypass via missing assertions Read full article issue-tracking x_refsource_REDHAT
-
-
🔗 RHSA-2026:53646 - Security Advisory - Red Hat Customer Portal Read full article vendor-advisory x_refsource_REDHAT
-
🔗 RHSA-2026:53645 - Security Advisory - Red Hat Customer Portal Read full article vendor-advisory x_refsource_REDHAT
-
🔗 RHSA-2026:53644 - Security Advisory - Red Hat Customer Portal Read full article vendor-advisory x_refsource_REDHAT
Same Patch Batch · Red Hat · 2026-08-11 · 29 CVEs total
| CVE-2026-10579 | 9.8 CRITICAL | Picketlink-federation: auth bypass in picketlink saml unsolicited-response |
| CVE-2026-19546 | 8.8 HIGH | Dbi: incomplete fix for cve-2026-14380 dbi: arbitrary code execution via caller-influenced |
| CVE-2026-15555 | 8.8 HIGH | Jboss-marshalling-river: wildfly-clustering-infinispan-marshalling: jboss deserialization |
| CVE-2026-19550 | 8.2 HIGH | Freeipa: ipa: freeipa: trust-fetch-domains uses trust-read aci to gate a privileged ad tru |
| CVE-2026-15560 | 8.1 HIGH | Openjdk-orb: unauthed class loading via iiop in eap |
| CVE-2026-72693 | 7.8 HIGH | Kbd: local privilege escalation in openvt via incorrect process owner verification allowin |
| CVE-2026-15567 | 7.5 HIGH | Wildfly: wildfly-iiop: wildfly-jacorb: wildfly: pre-auth denial of service on the iiop lis |
| CVE-2026-71467 | 7.5 HIGH | Acm-search-v2-api-rhel9: search-v2-api: authentication bypass on /federated via upgrade: w |
| CVE-2026-71217 | 7.5 HIGH | Iperf3: iperf3 server accepts unbounded peer-controlled json parameters enabling remote de |
| CVE-2026-15565 | 7.5 HIGH | Undertow: undertow-websockets: undertow: pre-auth dos on websocket endpoint with @serveren |
| CVE-2026-15562 | 7.5 HIGH | Jboss-remoting: jboss-remoting: integer overflow in messagereader leads to pre-authenticat |
| CVE-2026-15561 | 7.5 HIGH | Undertow-core: oom via missing limits in chunked trailer in eap's undertow |
| CVE-2026-15563 | 7.4 HIGH | Wildfly-iiop-openjdk: missing authentication on eap's iiop nameservice leads to mitm or do |
| CVE-2026-15554 | 7.4 HIGH | Undertow-core: undertow: authentication bypass via ajp ssl_cert/is_ssl forgery |
| CVE-2026-50237 | 7.4 HIGH | Openshift/console: namespace tenant ssrf with egress bypass, catalog poisoning, and admin- |
| CVE-2026-50236 | 7.4 HIGH | Openshift/console: authenticated ssrf with full response reflection and path neutralizatio |
| CVE-2026-72694 | 7.1 HIGH | Mrtg: mrtg daemon symlink-following chown allows local privilege escalation via pid file p |
| CVE-2026-71474 | 7.1 HIGH | Insights-client-rhel9: insights-client: pull-secret bearer token written to logs on non-20 |
| CVE-2026-71475 | 6.8 MEDIUM | Insights-client-rhel9: insights-client: spoke-controlled clusterid injected unencoded into |
| CVE-2026-24330 | 6.5 MEDIUM | Wildfly-core: wildfly: arbitrary file read via malicious archive deployment |
Showing top 20 of 29 CVEs. View all on vendor page → →
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V. Comments for CVE-2026-15556
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