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CVE-2026-44521

8.8
High
EPSS 0.24%Patch availableMay 28, 2026

Authenticated SQL injection in elFinder MySQL driver

common questions

Is CVE-2026-44521 being exploited?

Not confirmed. CVE-2026-44521 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-2026-44521?

CVE-2026-44521 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-2026-44521?

Yes. A fix has been recorded for CVE-2026-44521. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-44521 affect?

CVE-2026-44521 affects elFinder (web file manager) with MySQL volume driver (pre-2.1.68). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-44521?

Upgrade to 2.1.68+ now

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
elFinder (web file manager) with MySQL volume driver (pre-2.1.68)
impact

Authenticated users can inject SQL via crafted file hash to disclose data and trigger DoS on MySQL volume driver.

action required

Immediate action required

affected versions
Studio-42 elFinder
  • affected< 2.1.68

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.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
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