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CVE-2026-34717

OpenProject: SQL Injection in Cost Reporting =n Operator via parse_number_string

9.9 CriticalPublic exploit

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
High
Availability
High

Exploit likelihood

0.27%Up 0.2 points since Apr 3, 2026
90%50%10%1%

What each source reports

CVE List Score used 9.9

OpenProject: SQL Injection in Cost Reporting =n Operator via parse_number_string

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.

Record
CVE-2026-34717
CVSS 3.1
9.9 CriticalCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
Weakness
CWE-89
Updated
2026-11-02
EUVDEUVD-2026-18470 9.9

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.

Record
EUVD-2026-18470
CVSS 3.1
9.9 CriticalCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
Updated
2026-11-02
NVD 9.9

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.

Record
CVE-2026-34717
CVSS 3.1
9.9 CriticalCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
CVSS 3.1
8.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-89
Updated
2026-11-02
OSV 9.9

OpenProject: SQL Injection in Cost Reporting =n Operator via parse_number_string

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.

Record
CVE-2026-34717
CVSS 3.1
9.9 CriticalCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
Weakness
CWE-89
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubquanlevan1207/cve-2026-34717-exploit2026-10-23

History

History
RecordedChangedSources
first indexedCVE List, EUVD, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-34717 is a critical vulnerability (CVSS 9.9) in Openproject, published April 2, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 19th percentile. No source names a fixed version.

References

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