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VulnerabilityPublished

CVE-2026-34717: opf openproject · SQL Injection

Affects opf openprojectSource CVE Database V5

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Not known to be exploited · CVSS 9.9 Critical : upgrade to 17.2.3 as a priority.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 3.1 base score
9.9Critical
How severe the flaw is on the 0–10 CVSS scale.

Contested

Critical score, yet low EPSS after six months
EPSS
0.2% chance of exploitation in 30 days – higher than 19% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 17.2.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Apr 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    Public exploit code: GitHub proofs of concept

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

What to do

Upgrade openproject and opf/openproject to 17.2.3.

Affected software

ProductAffectedFixed in
opfopenprojectAffected
  • <17.2.3
Fixed in
  • 17.2.3
GitHubopf/openprojectpkg:github/opf/openprojectOther threatsAffected
  • <17.2.3
Fixed in
  • 17.2.3

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix for this vulnerability is available in OpenProject version 17.2.3. Users and administrators should upgrade to version 17.2.3 or later to remediate this issue. No additional mitigation steps are indicated beyond applying the official patch.

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.

References

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