PT-2026-60792 · Thehive · Thehive

George Chen · CVE-2026-63099 · Published 2026-07-17 · Updated 2026-07-17

Mitre

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

TheHive through 4.1.24 contains a broken object-level authorization vulnerability in the attachment download endpoints that allows any authenticated user to access attachments belonging to other organizations by supplying a content-hash identifier. Attackers can exploit the missing organization-scoped authorization check in AttachmentSrv.visible, which is implemented as a pass-through traversal, to download arbitrary attachments.

Exploit

Fix

IDOR

Weakness Enumeration

CWE-639

Related Identifiers

CVE-2026-63099

Affected Products

Thehive

References · 3

• 🔥 https://github.com/geo-chen/oss/blob/main/TheHive.md#finding-2-cross-organisation-attachment-disclosure-via-unauthorized-datastore-endpoint-missing-object-level-authorization · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-63099 · Security Note
• https://vulncheck.com/advisories/thehive-broken-object-level-authorization-via-attachment-download-endpoints · Note