CVE-2026-52780EPSS p30.8%

CVE-2026-52780CVE-2026-52780

Description

OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, cache store poisoning leads to Remote Code Execution (RCE). This vulnerability is fixed in 17.3.3 and 17.4.1.

Scoring

CVSS 9.6 ()
VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS0.39% probability of exploitation · percentile 30.8% · 2026-10-05T12:00:23Z
Last modified2026-06-27
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.