Vulnerability in Arcadedata Arcadedb
CVE-2026-75840
ArcadeDB before 26.8.1 contains an arbitrary file read vulnerability in the GraalVM JavaScript sandbox allowlist enforcement, which uses unescaped regular expressions to validate package names. Attackers with trigger creation privileges can use Java.type() to access java.util.zip.ZipFile or java.util.jar.JarFile classes and read arbitrary files on the host system as the ArcadeDB server process.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (35.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
Weakness classification (CWE)
References
- github.com/ArcadeData/arcadedb/security/advisories/GHSA-wx28-2265-f788 (vendor-advisory)
- www.vulncheck.com/advisories/arcadedb-before-arbitrary-file-read-via-unescaped-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-75840?
- CVE-2026-75840 is a high-severity vulnerability in Arcadedata Arcadedb, classified under CWE-1025. CVSS score: 7.5/10. Published 2026-08-18.
- How severe is CVE-2026-75840?
- High severity. CVSS v3 base score is 7.5 out of 10.