CVE-2026-27723: OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to…

PriorityP430medium5.3CVSS 3.1

AVNACLPRNUINSUCNILAN

EPSS

0.21%

11.1th percentile

OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
openproject	openproject	< 17.0.5	17.0.5
openproject	openproject	>= 17.1.0 < 17.1.2	17.1.2
opf	openproject	< 17.0.5	17.0.5
opf	openproject	< 17.1.2	17.1.2

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