CVE-2025-30273HIGH 8.1EPSS p26.7%
CVE-2025-30273CVE-2025-30273
Description
An out-of-bounds write vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to modify or corrupt memory.
We have already fixed the vulnerability in the following versions:
QTS 5.2.5.3145 build 20250526 and later
QuTS hero h5.2.5.3138 build 20250519 and later
Scoring
| CVSS 3.1 | 8.1 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
| EPSS | 0.35% probability of exploitation · percentile 26.7% · 2026-06-18T12:00:27Z |
| Published | 2025-08-29 |
| Last modified | 2025-09-22 |
Underlying weaknesses· 1
References
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Out-of-bounds Writecwe-787 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.