Review reviewCritical

CVE-2026-52785

opf openproject

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, there is a SQL injection in timestamps functionality. OpenProject baseline comparison allows callers to request historic work-package attributes using the timestamps parameter. This vulnerability is fixed in 17.3.3 and 17.4.1.

CVSS
9.9
EPSS
0.22%
12.8% percentile
CISA KEV
Not listed
Published
2026.06.27
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.22%
Technical severityCVSS 9.9

Vulnerability overview

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, there is a SQL injection in timestamps functionality. OpenProject baseline comparison allows callers to request historic work-package attributes using the timestamps parameter. This vulnerability is fixed in 17.3.3 and 17.4.1.

Affected product and versions

Product
opf openproject
Affected versions
< 17.3.3, >= 17.4.0, < 17.4.1
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that opf openproject and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
CWE
CWE-89
CVE-2026-52785 — opf openproject | SECUFOCUS NOW