[NEW] [medium] Red Hat OpenShift Container Platform (fast-uri, OpenTelemetry-Go): Multiple vulnerabilities
A remote, anonymous attacker can exploit multiple vulnerabilities in Red Hat OpenShift Container Platform to bypass security measures or trigger a Denial-of-Service condition.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited by a remote attacker to bypass security measures or trigger a Denial-of-Service condition.
- Who is affected
- Deployments of Red Hat OpenShift Container Platform are affected.
- Urgency
- Remediation is medium urgency as exploitation is possible but not currently observed.
- Action
- Update to the latest version of Red Hat OpenShift Container Platform.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2334
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-136760.38% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 31% of all scored CVEs.
- Low exploitation riskCVE-2026-398820.19% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 9% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-13676 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-39882 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[NEW] [high] Red Hat Ansible Automation Platform (node-tar, linkify-it, protobufjs, brace-expansion, fast-uri,…cert-bund
- highGHSA-4c8g-83qw-93j6: fast-uri vulnerable to host confusion via failed IDN canonicalizationghsa
- unknownMultiple vulnerabilities in Splunk products (July 16, 2026)cert-fr-avis
- highCVE-2026-13676: fast-uri versions 2.3.1 through 3.1.2 and 4.0.0 fail to canonicalize Unicode (IDN) hostnames f…nvd
Recent advisories for Red Hat OpenShift
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-18381: A flaw was found in the koku-metrics-operator for Red Hat OpenShift. The operator's CostManage…nvd · 2026-07-30
- medium[UPDATE] [medium] Red Hat OpenShift Container Platform (Router): Vulnerability allows bypassing security measu…cert-bund · 2026-07-30
- medium[UPDATE] [medium] Red Hat OpenShift Container Platform (kubelet, cri-o, kube-apiserver): Vulnerability allows …cert-bund · 2026-07-30
- high[UPDATE] [high] Red Hat OpenShift Container Platform (gRPC-Go): Vulnerability allows bypassing security measur…cert-bund · 2026-07-30
- high[UPDATE] [high] Kiali for Red Hat OpenShift Service Mesh (Axios, Go, Follow-redirects): Multiple vulnerabiliti…cert-bund · 2026-07-30
- high[NEW] [high] Red Hat OpenShift for Windows Containers (WMCO): Multiple vulnerabilitiescert-bund · 2026-07-29
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