Affects core PKI (Dogtag pki-core) enabling issuance of CA-signed certs — broad trust impact across organizations; merits wide attention.
CVE-2026-104988
Dogtag PKI auth plugin fails open, allowing authenticated users to obtain CA-signed certificates.
Is CVE-2026-104988 being exploited?
Not confirmed. CVE-2026-104988 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-104988?
CVE-2026-104988 is rated High with a CVSS score of 8.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-104988?
Yes. A fix has been recorded for CVE-2026-104988. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-104988 affect?
CVE-2026-104988 affects Dogtag PKI (pki-core), CMCAuthForEST plugin, Red Hat implementations using Dogtag. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-104988?
Apply vendor patch for pki-core, restrict EST access, and rotate/inspect issued certs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated EST user can obtain CA-signed certs with arbitrary subject names, enabling impersonation, lateral movement, and trust escalation.
Immediate action required