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TI-2026-53086 Aliases CVE-2026-75840GHSA-g47p-8vrx-p85q

ArcadeDB before 26.8.1 Arbitrary File Read via Unescaped Regex

Priority HIGH 77CWE-1025Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00432 37th percentileScored 2026-11-07
Fix Fixed arcadedb (ArcadeData): 26.8.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ArcadeDataarcadedbbefore 26.8.126.8.1Patch availableCNA
  • arcadedb VendorArcadeData Affected before 26.8.1 Fixed in 26.8.1 Patch available CNA

Remediation

  • Fix · CNA arcadedb (ArcadeData) Fixed in 26.8.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    ArcadeData arcadedb 26.8.1

    14 records Highest priority Priority HIGH 7 HIGH, 3 MEDIUM, 4 LOW

    Other records, highest priority first

    • TI-2026-53098 ArcadeDB Redis Wire-Protocol Plugin Missing AuthenticationPriority HIGH 81
    • TI-2026-53095 ArcadeDB before 26.8.1 Authentication Bypass via Async CommandPriority HIGH 76
    • TI-2026-53089 ArcadeDB before 26.8.1 Privilege Escalation via gRPC TransactionPriority HIGH 76

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-75840
  2. 2026-10-03 Alias added: GHSA-g47p-8vrx-p85q

References

  • TI-2026-53098 ArcadeDB Redis Wire-Protocol Plugin Missing Authentication CVSS 4.0CRITICAL 9.3
  • TI-2026-53095 ArcadeDB before 26.8.1 Authentication Bypass via Async Command CVSS 4.0CRITICAL 9.4
  • TI-2026-53089 ArcadeDB before 26.8.1 Privilege Escalation via gRPC Transaction CVSS 4.0CRITICAL 9.4
  • TI-2026-53097 ArcadeDB Gremlin Wire Protocol Authorization Bypass Cross-Database CVSS 4.0HIGH 8.7
  • TI-2026-63057 ArcadeDB before 26.9.1 TimeSeries ACL Bypass via Type Permission CVSS 4.0HIGH 8.6
  • TI-2026-53099 ArcadeDB before 26.8.1 Path Traversal via create/drop database CVSS 4.0HIGH 8.4
See all 41 →

Sources