MantisBT has an Authorization Bypass that Allows Uploading Attachments to Private Issues via REST API

보통 4.3CVE-2026-34754 · GHSA-h4x5-gvx6-3rwc · Published 20/05/2026 · updated 24/07/2026

요약

CVE-2026-34754은(는) mantisbt/mantisbt에 영향을 주는 보통 (CVSS 4.3) 취약점입니다.
향후 30일 내 악용 확률(EPSS): 0.25%, 전체 취약점의 16.1%보다 높음.
조치: 2.28.2 이상으로 업데이트하세요.

Package	Affected versions	Patched versions
mantisbt/mantisbt Packagist	`< 2.28.2`	`2.28.2`

Description

Impact

MantisBT allows an authenticated user to upload attachments to private Issues they are not authorized to access.

Patches

b262b4d2835b81394d75356dead66e52a6275206

Workarounds

None.

Credits

Thanks to Vishal Shukla for discovering and responsibly reporting the issue.

NVD description

Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.1 and prior allow an authenticated user to upload attachments to private Issues they are not authorized to access. This issue has been fixed in version 2.28.2.

References

mantisbt/mantisbt security advisory · WEB
nvd.nist.gov/vuln/detail/CVE-2026-34754 · ADVISORY
mantisbt/mantisbt commit b262b4d · WEB
mantisbt/mantisbt · PACKAGE
mantisbt.org/bugs/view.php · WEB

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Package

Affected versions

Patched versions

mantisbt/mantisbt

Packagist

< 2.28.2

2.28.2

Description

Impact

MantisBT allows an authenticated user to upload attachments to private Issues they are not authorized to access.

Patches

b262b4d2835b81394d75356dead66e52a6275206

Workarounds

None.

Credits

Thanks to Vishal Shukla for discovering and responsibly reporting the issue.

NVD description

mantisbt/mantisbt의 다른 취약점

모두 보기 →