CVE-2025-62850
A NULL pointer dereference vulnerability has been reported to affect QTS, QVP, QuTS cloud and QuTS hero.
Does this matter?
Lower severity and a low EPSS score (0.44%). Track it; it rarely justifies an emergency change on its own.
Description
A NULL pointer dereference vulnerability has been reported to affect QTS, QVP, QuTS cloud and QuTS hero. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: QTS 5.2.9.3410 build 20260214 and later QVP 2.7.4 and later QuTS cloud c5.2.9.3468 build 20260413 and later QuTS hero h5.2.9.3410 build 20260214 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3459 build 20260409 and later
- CVSS 4.0
- 5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.44% probability · 38th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- qnap/quts hero
- Source
- security@qnapsecurity.com.tw
EPSS 0.4% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://www.qnap.com/en/release-notes/qts/5.2.9.3410/20260214
- https://www.qnap.com/en/release-notes/quts_hero/h5.2.9.3410/20260214
- https://www.qnap.com/en/release-notes/quts_hero/h5.3.4.3500/20260520
- https://www.qnap.com/en/release-notes/quts_hero/h6.0.0.3459/20260409
- https://www.qnap.com/en/release-notes/qutscloud/c5.2.9.3468/20260413
- https://www.qnap.com/en/release-notes/qvp/2.7.5.1691/20260818
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.