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CVE-2026-34717

Openproject SQL injection

9.9 CRITICALEPSS 0.45%
  1. Published2 Apr 2026

Description

OpenProject is an open-source, web-based project management software. Prior to version 17.2.3, the =n operator in modules/reporting/lib/report/operator.rb:177 embeds user input directly into SQL WHERE clauses without parameterization. This issue has been patched in version 17.2.3.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeChanged
ConfidentialityLow
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H

Affected products

Openproject< 17.2.3

Remediation

Fixed in
Openproject≥ 17.2.3

References

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Frequently asked

Is CVE-2026-34717 being actively exploited?

CVE-2026-34717 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.45%.

How severe is CVE-2026-34717?

CVE-2026-34717 has a CVSS 3.1 base score of 9.9, rated critical. EPSS estimates a 0.45% probability of exploitation.

Which products are affected by CVE-2026-34717?

Affected products include Openproject.

How do I fix CVE-2026-34717?

Upgrade affected software to a fixed version, for example Openproject 17.2.3 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-34717 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.