Arbitrary file upload in Saigroup Saiadmin
CVE-2026-19383
A security vulnerability has been detected in saithink/saigroup SaiAdmin up to 5.0.1. This impacts the function shell_exec of the file /app/saipackage/install/upload of the component Plugin Upload Endpoint. The manipulation leads to unrestricted upload. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. This product is published by multiple vendors.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.002 (12.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Saigroup Saiadmin — versions 5.0.0, 5.0.1
- Saithink Saiadmin — versions 5.0.0, 5.0.1
Weakness classification (CWE)
References
- vuldb.com/vuln/387276 (technical-description, vdb-entry)
- vuldb.com/vuln/387276/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-19383 (third-party-advisory)
- vuldb.com/submit/866981 (third-party-advisory)
- github.com/sign9981/CVE/issues/1 (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-19383?
- CVE-2026-19383 is a medium-severity vulnerability in Saigroup Saiadmin, classified under Improper Access Control. CVSS score: 4.7/10. Published 2026-08-10.
- How severe is CVE-2026-19383?
- Medium severity. CVSS v3 base score is 4.7 out of 10.