CVE-2026-111667
REBUILD through 4.5.0 Missing Authorization via /project/comments/list Endpoint
getrebuild rebuild
CVSS
5.3MediumExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 16 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.30%Chance of exploitation activity in the next 30 days, higher than 22% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
REBUILD through 4.5.0 contains a missing authorization vulnerability in TaskCommentController.commentList that allows authenticated low-privileged users to read task comments without project membership checks. Attackers can supply the id of a task in a private project to the /project/comments/list endpoint to retrieve its comment content and attachment references.
Text from CVE List
Affected versions 1
- rebuildaffected: all versions through 4.5.0CVE List
References 3
- vulncheck.com/advisories/rebuild-through-4.5.0-missing-authorization-via-project-comments-list-endpointAdvisoryvia CVE List
- hackmd.io/@hieuPenguinnn/getrebuild-rebuild-project-task-comment-idorExploitvia CVE List
- github.com/getrebuild/rebuild/blob/4.5.0/src/main/java/com/rebuild/web/project/TaskCommentController.java#L37-L62Referencevia CVE List