CVE-2026-72759
In affected versions of MISP cti-transmute, the conversion-history details endpoint performs an incomplete authorization check. When a histo
CVSS
—
No CVSS
EPSS
—
KEV
—
Exploit Today
—
0-100
Published: Aug 10, 2026 · Last modified: Aug 10, 2026 · CWE-862
Not enough EPSS history yet.
In affected versions of MISP cti-transmute, the conversion-history details endpoint performs an incomplete authorization check. When a history record references a deleted conversion, the associated conversion lookup returns None. The previous logic only denied access when the conversion object existed and the visibility check failed. As a result, deleted conversions bypassed the authorization check and their retained history input/output could be disclosed to a user able to request the corresponding history entry. The July 22, 2026 commit changes the logic to deny access whenever the conversion is missing or the requester lacks permission