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CVE-2026-34717

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

Published: Apr 2, 2026Updated: Apr 21, 2026 Sources: CVE List NVDCWE-89
NVD MITRE
9.9CVSSCRITICAL
EPSS Score
0.3%
Top 81.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Workaround Only

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 Vector Breakdown

AV:NAC:LPR:LUI:NS:CC:LI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-89

Affected Products

openprojectopf
Mixed
Enterprise Software / itsm-monitoring
openprojectopenproject
On-prem
Enterprise Software / collaboration-groupware
opfoss-projectEnterprise Softwareaka opf
openprojectoss-projectEnterprise Softwareaka open project

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Workaround Available

MITRE ATT&CK

1 technique
Initial Access
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References

https://github.com/opf/openproject/security/advisories/GHSA-5rrm-6qmq-2364
github.com
https://github.com/opf/openproject/releases/tag/v17.2.3
github.com

Timeline

Published
Apr 2, 2026
Last Updated
Apr 21, 2026

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