[UPDATE] [high] Red Hat OpenShift Tempo (Apache Thrift): Multiple vulnerabilities

highCVE-2026-41602 CVE-2026-41603 CVE-2026-41604 CVE-2026-41605 CVE-2026-41606 CVE-2026-41607

A remote anonymous attacker can exploit multiple vulnerabilities in Red Hat OpenShift Tempo to bypass security measures, disclose confidential information, manipulate data, or cause a denial-of-service condition.

CSIRTS triage

vendor: Red Hat product: OpenShift Tempo Authentication bypass Information disclosure Denial of serviceOther

What: Multiple vulnerabilities in Red Hat OpenShift Tempo (Apache Thrift) allow remote anonymous attackers to bypass security measures, disclose information, manipulate data, and cause denial of service.
Who is affected: Red Hat OpenShift Tempo deployments with remote network exposure are affected.
Urgency: High severity; remote unauthenticated attacks are possible and should be addressed immediately.
Action: Apply Red Hat security updates addressing CVE-2026-41602 through CVE-2026-41607 for OpenShift Tempo.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-05
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1415

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.

Moderate exploitation riskCVE-2026-416021.2% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 64% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-416040.92% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 57% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-416050.93% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 57% of all EPSS-scored CVEs.
Moderate exploitation riskCVE-2026-416061.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 63% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-416070.90% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 56% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-41602	coverage & exploitation status	NVD · CVE.org
CVE-2026-41603	coverage & exploitation status	NVD · CVE.org
CVE-2026-41604	coverage & exploitation status	NVD · CVE.org
CVE-2026-41605	coverage & exploitation status	NVD · CVE.org
CVE-2026-41606	coverage & exploitation status	NVD · CVE.org
CVE-2026-41607	coverage & exploitation status	NVD · CVE.org

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.

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