CVE-2026-49280
MantisBT: REST API unauthorized Issue status change
Description
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). ### Impact Unauthorized change in Issue workflow. ### Patches https://github.com/mantisbt/mantisbt/releases/tag/release-2.28.4 ### Workarounds None ### Resources - https://mantisbt.org/bugs/view.php?id=37181 ### Credits Mamdouh Mahfouz (@mamdouhmahfouz)
How to fix CVE-2026-49280
To remediate CVE-2026-49280, upgrade the affected package to a fixed version below.
- Packagist/mantisbt/mantisbt—upgrade to 2.28.4 or later
Is CVE-2026-49280 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-49280.
Affected packages (1)
- >= 2.8.0, < 2.28.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |