Widely used Oracle WebLogic Server; exploit enables complete server takeover, with broad enterprise impact.
CVE-2026-35303
WebLogic Console takeover via HTTP for low-priv attacker (v12.2.1.4.0, v14.1.1.0.0).
Is CVE-2026-35303 being exploited?
Not confirmed. CVE-2026-35303 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 0.41% probability of exploitation in the next 30 days.
How severe is CVE-2026-35303?
CVE-2026-35303 is rated High with a CVSS score of 8.8. 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-2026-35303?
Yes. A fix has been recorded for CVE-2026-35303. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-35303 affect?
CVE-2026-35303 affects Oracle WebLogic Server 12.2.1.4.0, Oracle WebLogic Server 14.1.1.0.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-35303?
Apply latest WebLogic patches; restrict Console access; monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote takeover of WebLogic Server; attacker gains full control via HTTP with low privileges.
Patch when possible
- affected12.2.1.4.0
- affected14.1.1.0.0
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.