CVE-2026-56705: Adminer before 5.4.3 Remote Code Execution via MSSQL PDO DSN Injection
vrana · adminer
Fixed in 5.4.3 · Affected: vrana adminer before 5.4.3 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 60% of scored CVEs
DescriptionCVE.org
Adminer before 5.4.3 fails to sanitize the server field before constructing a PDO DSN string, allowing unauthenticated attackers to inject ODBC parameters via semicolons. Attackers can inject TraceFile and TraceOn parameters to write PHP code to the web root, achieving remote code execution when the trace file is accessed.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- vrana · adminerbefore 5.4.3
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- vrana
- Published
- August 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-56705 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.