Cross-site scripting in Red Hat atomic-openshift
Priority LOW 26CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Partial Red Hat: 3 fixed, 6 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-79.
Summary
A reflected XSS vulnerability exists in authorization flow of OpenShift Container Platform versions: openshift-online-3, openshift-enterprise-3.4 through 3.7 and openshift-enterprise-3.9 through 3.11. An attacker could use this flaw to steal authorization data by getting them to click on a malicious link.
Why it matters now
EPSS 0.00857 58th percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 3 fixed, 6 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Red Hat | atomic-openshift | openshift-online-3, openshift-enterprise-3.4 through 3.7 and openshift-enterprise-3.9 through 3.11 | — | No fix listed | CNA |
- atomic-openshift VendorRed Hat Affected openshift-online-3, openshift-enterprise-3.4 through 3.7 and openshift-enterprise-3.9 through 3.11 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:redhat:openshift_container_platform:*:*:*:*:*:*:*:* | 3.4 – 3.7; 3.9 – 3.11 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openshift_container_platform:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openshift_container_platform:4.2:*:*:*:*:*:*:* | 4.2 | Vulnerable | Red Hat |
- cpe:2.3:a:redhat:openshift_container_platform:*:*:*:*:*:*:*:* Versions 3.4 – 3.7; 3.9 – 3.11 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openshift_container_platform:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openshift_container_platform:4.2:*:*:*:*:*:*:* Versions 4.2 Vulnerable ·Red Hat
Remediation
Red Hat 3 advisories
- RHSA-2020:0795 Released 2020-03-20 · Red Hat rating ModerateOpenShift Container Platform 3.11 security update
- Red Hat OpenShift Container Platform 3.11 atomic-openshift-3.11.188-1.git.0.db0eaa8.el7, atomic-openshift-clients-3.11.188-1.git.0.db0eaa8.el7, atomic-openshift-clients-redistributable-3.11.188-1.git.0.db0eaa8.el7 +10
- RHSA-2019:3770 Released 2019-11-13 · Red Hat rating ModerateOpenShift Container Platform 4.2.4 oauth-server-container security update
- Red Hat OpenShift Container Platform 4.2 openshift4/ose-oauth-server-rhel7
- RHSA-2019:3722 Released 2019-11-07 · Red Hat rating ModerateOpenShift Container Platform 4.1.22 openshift-enterprise-hypershift-container security update
- Red Hat OpenShift Container Platform 4.1 openshift4/ose-hypershift
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift Container Platform 3.10 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 3.4 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift Container Platform 3.5 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift Container Platform 3.6 | Affected | No fix planned: Out of support scope |
| Red Hat OpenShift Container Platform 3.7 | Affected | No fix planned: Out of support scope |
| Red Hat OpenShift Container Platform 3.9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Container Platform 3.11 | Fixed | RHSA-2020:0795 |
| Red Hat OpenShift Container Platform 4.1 | Fixed | RHSA-2019:3722 |
| Red Hat OpenShift Container Platform 4.2 | Fixed | RHSA-2019:3770 |
Timeline
- 2026-10-02 Threatist record created from CVE-2019-3889
- 2026-10-03 Alias added: GHSA-mgc5-697q-9jc6
References
More Red Hat Openshift Container Platform vulnerabilities
- TI-2019-15875 Protection mechanism failure in Jenkins Pipeline: Groovy Plugin KEVCVSS 3.1CRITICAL 9.9
- TI-2019-15874 Protection mechanism failure in Jenkins Script Security Plugin KEVCVSS 3.1CRITICAL 9.9
- TI-2019-05363 Code injection in Elastic Kibana KEVCVSS 3.1CRITICAL 10.0
- TI-2018-16080 A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153… KEVCVSS 3.1CRITICAL 9.8
- TI-2026-34021 Linux kernel skb coalescing drops shared-frag marker KEVCVSS 3.1HIGH 7.8
- TI-2026-23989 crypto: algif_aead - Revert to operating out-of-place KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2019-3889 · CVE Program
- CVE-2019-3889 · NVD
- FIRST EPSS
- GHSA-mgc5-697q-9jc6 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-3889 · Red Hat security data · CC BY 4.0
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