Red Hat Bug Fix Advisory: Red Hat OpenShift GitOps v1.20.3 bug fix and enhancement update
A high-severity vulnerability (CVE-2026-42880) affecting Red Hat OpenShift GitOps v1. 20. 3 allows extraction of Kubernetes secrets via the ArgoCD ServerSideDiff feature. Red Hat has released a bug fix update to address this issue. No known exploits are reported in the wild. Users are advised to apply the update after ensuring all prior relevant errata are installed.
AI Analysis
Technical Summary
CVE-2026-42880 is a vulnerability in Red Hat OpenShift GitOps version 1.20.3 that permits unauthorized extraction of Kubernetes secrets through the ArgoCD ServerSideDiff functionality. This issue is tracked as GITOPS-9699 and is categorized under CWE-201 (Information Exposure). Red Hat has issued a bug fix advisory (RHBA-2026:12433) providing an update that resolves this vulnerability. The advisory recommends applying the update after all previous errata have been applied. There is no CVSS score available for this vulnerability, and no known active exploitation has been reported.
Potential Impact
The vulnerability enables an attacker to extract sensitive Kubernetes secrets via the ArgoCD ServerSideDiff feature, potentially exposing confidential information managed within the cluster. This could lead to unauthorized access or compromise of Kubernetes resources if exploited. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Red Hat has released an official bug fix update for OpenShift GitOps v1.20.3 that addresses CVE-2026-42880. Users should apply this update promptly after ensuring all previously released relevant errata have been installed. Detailed update instructions are available in the Red Hat advisory RHBA-2026:12433. No additional mitigation steps are indicated by the vendor.
Red Hat Bug Fix Advisory: Red Hat OpenShift GitOps v1.20.3 bug fix and enhancement update
Description
A high-severity vulnerability (CVE-2026-42880) affecting Red Hat OpenShift GitOps v1. 20. 3 allows extraction of Kubernetes secrets via the ArgoCD ServerSideDiff feature. Red Hat has released a bug fix update to address this issue. No known exploits are reported in the wild. Users are advised to apply the update after ensuring all prior relevant errata are installed.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-42880 is a vulnerability in Red Hat OpenShift GitOps version 1.20.3 that permits unauthorized extraction of Kubernetes secrets through the ArgoCD ServerSideDiff functionality. This issue is tracked as GITOPS-9699 and is categorized under CWE-201 (Information Exposure). Red Hat has issued a bug fix advisory (RHBA-2026:12433) providing an update that resolves this vulnerability. The advisory recommends applying the update after all previous errata have been applied. There is no CVSS score available for this vulnerability, and no known active exploitation has been reported.
Potential Impact
The vulnerability enables an attacker to extract sensitive Kubernetes secrets via the ArgoCD ServerSideDiff feature, potentially exposing confidential information managed within the cluster. This could lead to unauthorized access or compromise of Kubernetes resources if exploited. However, there are no known exploits in the wild at this time.
Mitigation Recommendations
Red Hat has released an official bug fix update for OpenShift GitOps v1.20.3 that addresses CVE-2026-42880. Users should apply this update promptly after ensuring all previously released relevant errata have been installed. Detailed update instructions are available in the Red Hat advisory RHBA-2026:12433. No additional mitigation steps are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHBA-2026:12433
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a16096de29bf47b50634e4e
Added to database: 5/26/2026, 8:58:21 PM
Last enriched: 5/27/2026, 1:06:44 AM
Last updated: 5/27/2026, 4:50:43 AM
Views: 2
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