CVE-2026-56703Adminer before 5.4.3 Remote Code Execution via SQLite VACUUM INTO
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No exploitation reported and no EPSS estimate yet.
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Adminer before 5.4.3 contains a remote code execution vulnerability in SQLite query handling where VACUUM INTO is not blocked despite ATTACH restrictions. Authenticated attackers can execute VACUUM INTO to write PHP code to arbitrary file paths and execute commands on the server.
- CVSS
- 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-94
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Aug 25, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
vrana adminer vrana:adminer (from the name) | before 5.4.3; 5.4.3 not affected | CNA record |
References
- https://github.com/vrana/adminer/security/advisories/GHSA-gmx3-g29w-77wfvendor-advisory
- https://www.vulncheck.com/advisories/adminer-before-remote-code-execution-via-sqlite-vacuum-intothird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.