CVE-2026-67341Public exploitNetwork attack vector

Arbitrary JavaScript execution via ungated SQL definition

Published Aug 1, 2026 · Updated Aug 1, 2026

Incorrect authorization in ArcadeDB before 26.7.2 allows remote authenticated users to execute arbitrary JavaScript through SQL. DefineFunctionStatement.executeSimple registers LANGUAGE js functions without applying the polyglot engine's UPDATE_SECURITY permission check. Any database-authorized role, including read-only, reaches this path; host lookup is blocked, but scripts can issue outbound requests and exhaust CPU or memory.

CVSS severity9.3
Critical
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect authorization in ArcadeDB before 26.7.2 allows remote authenticated users to execute arbitrary JavaScript through SQL. DefineFunctionStatement.executeSimple registers LANGUAGE js functions without applying the polyglot engine's UPDATE_SECURITY permission check. Any database-authorized role, including read-only, reaches this path; host lookup is blocked, but scripts can issue outbound requests and exhaust CPU or memory.

The record

CVE
CVE-2026-67341
Published
Aug 1, 2026
Updated
Aug 1, 2026
Vendor
Arcade Data
Product
ArcadeDB
Classifications
CWE-863, T1068, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 1, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <26.7.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Arcade Data · ArcadeDBversion=0 <26.7.2

Published CVSS scores

9.3VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
9.8VulnCheckCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-863Incorrect Authorization
T1068Exploitation for Privilege Escalation
T1059.007Command and Scripting Interpreter JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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