CVE-2026-33030
Nginx UI IDOR lets authenticated users access/modify other users' resources.
Is CVE-2026-33030 being exploited?
Not confirmed. CVE-2026-33030 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 0.28% probability of exploitation in the next 30 days.
How severe is CVE-2026-33030?
CVE-2026-33030 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-2026-33030?
Yes. A fix has been recorded for CVE-2026-33030. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-33030 affect?
CVE-2026-33030 affects Nginx UI <= 2.3.3. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-33030?
Monitor for patches; upgrade when available.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Auth bypass via IDOR enables access to and modification/deletion of other users' data and actions.
Monitor only
- affected<= 2.3.3
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.