Affects Oracle Fusion Middleware (Helidon component), a widely used enterprise product; allows unauthenticated remote data compromise.
CVE-2026-73925
Unauthenticated HTTP flaw in Oracle Helidon 1.4.19 allows data modification and partial disclosure
Is CVE-2026-73925 being exploited?
Not confirmed. CVE-2026-73925 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 0.24% probability of exploitation in the next 30 days.
How severe is CVE-2026-73925?
CVE-2026-73925 is rated High with a CVSS score of 8.2. 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-2026-73925?
Yes. A fix has been recorded for CVE-2026-73925. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73925 affect?
CVE-2026-73925 affects Oracle Helidon Imperative Web Server 1.4.19, Oracle Fusion Middleware (Helidon component). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73925?
Block HTTP access to Helidon endpoints, apply vendor patch when available, deploy WAF and monitor logs
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker via HTTP can create, delete or modify Helidon-accessible data and read a subset of data.
Immediate action required
- affected>= 1.0.0 and <= 1.4.18
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.