VulnSocial

CVE-2025-66273Disclosure(qnap / qts)

LOWCVSS 7.2 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch qnap qts systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

A command injection 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 execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3410 build 20260214 and later QuTS hero h5.2.9.3410 build 20260214 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3397 build 20260206 and later

qnap CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-78

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • qts
  • quts_hero

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-06-10); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
qnap
Products
qtsquts_hero

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-06-10: 1Mentions · 2026-06-29: 1Patch / Workaround · 2026-06-29: 1Technical Details · 2026-06-10: 1Technical Details · 2026-06-29: 106-1006-29
Signal classification2 categories
Disclosure
150.0%
Patch
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-06-101
Disclosure1
2026-06-291
Patch1
Full discourse2 posts
  • iototsecnews@iototsecnews
    Patch

    QNAP NAS 製品群の複数の深刻な脆弱性が FIX：認証情報窃取や DoS などの恐れ https://iototsecnews.jp/2026/06/22/qnap-fixes-14-vulnerabilities-in-qts-quts-hero-quts-cloud-and-qvp/ 今回の QNAP のアドバイザリは、URL インジェクションの欠陥 CVE-2025-59382 や、入力サニタイズの不備によるコマンド・インジェクション CVE-2025-66273／CVE-2025-66279 などに対処するものです。また、メモリ処理の不適切な取り扱いから生じるバッファ・オーバーフロー CVE-2026-26241／NULL ポインタ逆参照 CVE-2026-22899／アクセス制御の不備も修正されています。ご利用のチームは、ご注意ください。 #CVE202559382 #CVE202562858 #CVE202566273 #CVE202566279 #CVE202566280 #CVE202566281 #CVE202568405 #CVE202622893 #CVE202622899 #CVE202624720 #CVE202624724 #CVE202626239 #CVE202626240 #CVE202626241 #NAS #QNAP #Vulnerability

    Post summary

    The advisory announces that QNAP has patched several critical vulnerabilities affecting authentication theft and DoS, naming the CVEs and their technical nature without mentioning PoCs, exploits, or active attacks.

    01000163
    500 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2025-66273 Command Injection in QNAP Operating System Versions Below 5.2.9.3410 https://vulmon.com/vulnerabilitydetails?qid=CVE-2025-66273

    Post summary

    An announcement of CVE-2025-66273, a command injection flaw in QNAP OS versions below 5.2.9.3410, with a link to vulmon details.

    0000073
    4.0K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
OSqnapqts---
OSqnapquts_hero---

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