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CVE-2026-66088critical9.4

Unrestricted Command Execution via system.execute

Impact

openEQUELLA before 2026.1 has an unrestricted command execution vulnerability via system.execute, allowing users who can create or edit scripts to execute arbitrary commands with the service account's privileges. The system.execute function runs operating system commands without validation. A user with script creation or editing access can exploit this weakness.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

What to do

Upgrade to vendor recommended versions

MON-CSIRT guidance

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Apereo Foundation · MON-CSIRT

openEQUELLA

1 range
MON-CSIRT version evidence

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affected

0 → before 2026.1

custom versions

unaffected

unknown

Other versions: unaffected

Original source description

In openEQUELLA before 2026.1, the system.execute() function available to the scripting engine runs supplied operating system commands without validation or an allow-list of permitted executables. A user able to create or edit scripts can use it to execute arbitrary commands with the privileges of the openEQUELLA service account.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-66088

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

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Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-78 ↗

CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')

MON-CSIRT

Related →
CWE-749 ↗

CWE-749 Exposed dangerous method or function

MON-CSIRT

Related →
Contributing organizations · 2
MON-CSIRT

Assigning organization

2026-10-29
CISA-ADP

Additional data publisher

2026-10-29

What changed

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References

2 sources
github.com/openequella/openEQUELLA/security/advisories/GHSA-q8xp-w3fr-hj4v
vendor-advisoryMON-CSIRT
openequella.github.io/guides/
productMON-CSIRT