Medium · published January 2, 2026
A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes.
We have already fixed the vulnerability in the following version:
QTS 5.2.8.3332 build 20251128 and later
| Product | Versions | Fixed in |
|---|---|---|
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/qts | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |
| qnap/quts_hero | all versions | — |