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[NEW] [medium] Red Hat Quay: Vulnerability allows information disclosure

mediumCVE-2026-18255
A remote, authenticated attacker can exploit a vulnerability in Red Hat Quay to disclose information that can be used to impersonate certain accounts.

CSIRTS triage

vendor: Red Hatproduct: QuayInformation disclosure
What
A vulnerability allows a remote, authenticated attacker to disclose information that can be used to impersonate certain accounts.
Who is affected
Authenticated users of Red Hat Quay.
Urgency
Remediation is medium urgency as it involves information disclosure that could lead to account impersonation.
Action
Apply the latest security updates for Red Hat Quay.

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
medium
Published
2026-07-30
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-2026-2576

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-18255coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Red Hat Quay

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.

More from CERT-Bund (BSI) Security Advisories