Widely-used WordPress NextGEN Gallery plugin; authenticated SQLi could affect many sites and expose data.
CVE-2026-9059
Authenticated SQLi via ORDER BY in NextGEN Gallery REST API endpoints.
Is CVE-2026-9059 being exploited?
Not confirmed. CVE-2026-9059 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 0.29% probability of exploitation in the next 30 days.
How severe is CVE-2026-9059?
CVE-2026-9059 is rated Critical with a CVSS score of 9.3. 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-2026-9059?
Yes. A fix has been recorded for CVE-2026-9059. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-9059 affect?
CVE-2026-9059 affects NextGEN Gallery plugin (WordPress) < 4.2.1. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-9059?
Update to 4.2.1; audit Admin accounts; restrict privileges.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated admin can inject SQL via ORDER BY, enabling data disclosure/exfiltration.
Patch when possible
- affected>= O and < 4.2.1
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.