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CVE-2026-75840— ArcadeDB before 26.8.1 Arbitrary File Read via Unescaped Regex

Quick assessment

Affected
ArcadeData arcadedb
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Arcade Data ArcadeDB是Arcade Data组织的一款高性能原生多模型数据库。 Arcade Data ArcadeDB 26.8.1之前版本存在处理逻辑错误漏洞，该漏洞源于GraalVM JavaScript沙箱允许列表使用未转义的正则表达式验证包名，可能导致具有触发器创建权限的攻击者利用Java.type()访问java.util.zip.ZipFile或java.util.jar.JarFile类，读取主机系统上的任意文件。

CVSS 7.5 · High EPSS 0.31% · P24

Affected Version Matrix 2

VendorProduct Version RangeStatus
ArcadeData arcadedb < 26.8.1 affected
26.8.1 unaffected
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I. Basic Information for CVE-2026-75840

Vulnerability Information
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Vulnerability Title
ArcadeDB before 26.8.1 Arbitrary File Read via Unescaped Regex
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用错误要素进行比较
Source: CVE Program / CVE List V5
Vulnerability Title
Arcade Data ArcadeDB 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Arcade Data ArcadeDB是Arcade Data组织的一款高性能原生多模型数据库。 Arcade Data ArcadeDB 26.8.1之前版本存在处理逻辑错误漏洞，该漏洞源于GraalVM JavaScript沙箱允许列表使用未转义的正则表达式验证包名，可能导致具有触发器创建权限的攻击者利用Java.type()访问java.util.zip.ZipFile或java.util.jar.JarFile类，读取主机系统上的任意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ArcadeData arcadedb 0 ~ 26.8.1 -

II. Public POCs for CVE-2026-75840

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 9134 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-75840

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Vendor Advisories for CVE-2026-75840 (2)

Same Patch Batch · ArcadeData · 2026-08-18 · 14 CVEs total

CVE-2026-75843 9.9 CRITICAL ArcadeDB before 26.8.1 Privilege Escalation via gRPC Transaction
CVE-2026-75851 9.9 CRITICAL ArcadeDB before 26.8.1 Authentication Bypass via Async Command
CVE-2026-75854 9.8 CRITICAL ArcadeDB Redis Wire-Protocol Plugin Missing Authentication
CVE-2026-75852 9.8 CRITICAL ArcadeDB MongoDB wire protocol authentication bypass cross-database
CVE-2026-75853 8.8 HIGH ArcadeDB Gremlin Wire Protocol Authorization Bypass Cross-Database
CVE-2026-75855 8.7 HIGH ArcadeDB before 26.8.1 Path Traversal via create/drop database
CVE-2026-75842 7.7 HIGH ArcadeDB before 26.8.1 Arbitrary File Read via LOAD CSV
CVE-2026-75846 7.1 HIGH ArcadeDB before 26.8.1 Unauthorized Function Deletion via DELETE FUNCTION
CVE-2026-75844 7.1 HIGH ArcadeDB before 26.8.1 SSRF via IMPORT DATABASE validator bypass
CVE-2026-75845 6.3 MEDIUM ArcadeDB 26.4.2 before 26.8.1 Authorization Bypass via set_server_setting
CVE-2026-75841 4.3 MEDIUM ArcadeDB before 26.8.1 Denial of Service via range()
CVE-2026-75839 4.3 MEDIUM ArcadeDB before 26.8.1 Information Disclosure via Cluster Endpoints
CVE-2026-75850 4.2 MEDIUM ArcadeDB before 26.8.1 Per-Type ACL Bypass via Batch Handlers

IV. Related Vulnerabilities

Same product: arcadedb
Same vendor: ArcadeData
Same weakness: CWE-1025

V. Comments for CVE-2026-75840

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