Vulnerability · Published Jun 26, 2026 · Assigned by GitHub_M
CVE-2026-49355OpenProject: Private work package data disclosure through single meeting agenda item API
Medium 4.3
In plain English
A medium-severity information exposure in openproject from opf. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 77.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
OpenProject is open-source, web-based project management software. Prior to 17.4.0, `GET /api/v3/meetings/:meeting_id/agenda_items/:agenda_item_id` discloses private work package data from a linked work package that belongs to a private/inaccessible project. This vulnerability is fixed in 17.4.0.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| opf | openproject | < 17.4.0 |
Weakness: CWE-200, CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
References
- https://github.com/opf/openproject/security/advisories/GHSA-g387-6rm2-xw88 x_refsource_CONFIRM