SQL Injection in Easycms

CVE-2026-1105

A vulnerability was identified in EasyCMS up to 1.6. This vulnerability affects unknown code of the file /UserAction.class.php. Such manipulation of the argument _order leads to sql injection. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (39.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-1105: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.000

Affected products

  • Easycms
  • Easycms — versions 1.0, 1.1, 1.2

Weakness classification (CWE)

References

  • vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
  • vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
  • github.com/ueh1013/VULN/issues/15 (issue-tracking, Exploit, Third Party Advisory, exploit, Mitigation, Issue Tracking)

Frequently asked questions

What is CVE-2026-1105?
CVE-2026-1105 is a high-severity vulnerability in Easycms, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-01-18.
How severe is CVE-2026-1105?
High severity. CVSS v3 base score is 7.3 out of 10.