CVE-2026-52780: critical vulnerability in opf openproject
OpenProject: Cache store poisoning leads to Remote Code Execution (RCE)
Published · Updated
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28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.6epss 0.4%
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.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
opf · openprojectRelated CVEs — opf openproject
In the same product, most dangerous first.
CVE-2023-33960HIGHOpenProject vulnerable to project identifier information leakage through robots.txtEPSS 1.3%CVE-2021-43830HIGHSQL injection in OpenProjectEPSS 1.0%CVE-2021-32763MEDIUMRegular Expression Denial of Service in OpenProject forum messagesEPSS 0.9%CVE-2023-31140MEDIUMOpenProject user sessions not terminated after activation of 2FAEPSS 0.9%CVE-2026-25763CRITICALCommand Injection on OpenProject repositories leads to Remote Code ExecutionEPSS 0.5%CVE-2026-46386CRITICALOpenProject: Pre-authentication RCE in openproject/openproject Docker image via default `SECRET_KEY_BASE=OVERWRITE_ME` and `cookies_serializer = :marshal`EPSS 0.5%