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VulnerabilityCVE-2026-24720Published 2026-06-10

CVE-2026-24720 — QNAP Systems Inc. File Station 5

low (derived)

As of 2026-06-17, CVE-2026-24720 is a Low-severity (band derived from the CVSS v4.0 score, not stated by the CNA) vulnerability in QNAP Systems Inc. File Station 5, CVSS v4.0 1.3, EPSS 0.3% (30.0th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-24720, most recently “QNAP QSA-26-10: Multiple Injection and Memory-Safety Vulnerabilities in QTS, QuTS hero, QuTS cloud, QVP, and File Station (CVE-2025-66273, CVE-2026-26240, and 12 others)”.

CVSS v4.0
1.3/10Low (derived)
EPSS
0.3%Higher than 30.0% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
1.9/10Threadlinqs triage score
Published
Updated 2026-06-17
CVSS v4.0 1.3 (Low, derived from score) · EPSS 0.3% (higher than 30.0% of all scored CVEs) · Priority 1.9/10 · Published 2026-06-10

Last updated:

What is CVE-2026-24720?

An allocation of resources without limits or throttling vulnerability has been reported to affect File Station 6. If a remote attacker gains a user account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessing the same type of resource. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5243 and later

The record classifies CVE-2026-24720 under weakness class CWE-770. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 140 days ago.

Severity and exploitation probability

CVSS v4.0 base score
1.3 — Low (derived from score)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U
EPSS (FIRST)
0.3% probability of exploitation in the next 30 days, higher than 30.0% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
1.9/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-06-10, last modified 2026-06-17

Is CVE-2026-24720 being exploited?

It currently carries a trending score of 13 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2026-24720

No vendor patch reference has been recorded for CVE-2026-24720 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-24720

1 tracked threat in the Threadlinqs corpus references CVE-2026-24720, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on .

Other references