CVE-2026-49280: MantisBT: REST API unauthorized Issue status change

July 15, 2026

A MantisBT user having $g_update_bug_threshold (UPDATER by default) can change an Issue’s Status via REST and SOAP API, even if the $g_set_status_threshold config is set to a higher level (DEVELOPER by default).

References

github.com/advisories/GHSA-m7ph-9558-mrx3
github.com/mantisbt/mantisbt/commit/2d3a5537605487a1ec5178aba9fe9b5623b6a4e0
github.com/mantisbt/mantisbt/security/advisories/GHSA-m7ph-9558-mrx3
mantisbt.org/bugs/view.php?id=37181
nvd.nist.gov/vuln/detail/CVE-2026-49280

Code Behaviors & Features

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