Affects widely-used Oracle Fusion Middleware; unauthenticated LDAP takeover could disrupt enterprise infra.
CVE-2026-35312
Unauthenticated LDAP attack can takeover Oracle Virtual Directory.
Is CVE-2026-35312 being exploited?
Not confirmed. CVE-2026-35312 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. EPSS currently estimates a 0.52% probability of exploitation in the next 30 days.
How severe is CVE-2026-35312?
CVE-2026-35312 is rated Critical with a CVSS score of 9.8. 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-2026-35312?
Yes. A fix has been recorded for CVE-2026-35312. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-35312 affect?
CVE-2026-35312 affects Oracle Fusion Middleware - Oracle Virtual Directory (12.2.1.4.0, 14.1.2.0.0). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-35312?
Apply Oracle patch ASAP; restrict LDAP exposure
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated LDAP access can takeover the directory service, compromising confidentiality, integrity, and availability.
Immediate action required
- affected12.2.1.4.0
- affected14.1.2.0.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.