CVE•Published 2026-06-10•Modified 2026-07-23•1 article on news•5 live references•NVD data
CVE-2026-26239Qnap · File_station
Vulnerability data via NVD (ingested)
CVSS v3.1
8.1
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS percentile
21
Exploit Prediction Scoring System · top 79% of all CVEs
Weaknesses (CWE)
Description
A buffer overflow vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5208 and later
Timeline
Published 2026-06-10
Modified 2026-07-23
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-26239Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Qnap File Station"All exposed Qnap File Station instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"File Station"HTTP body or banner mentions "File Station" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-26239Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-26239Censys host search filtered to this CVE id.
grep.app
CVE-2026-26239Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-26239GitHub code search for direct mentions.
Google dork
"CVE-2026-26239" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.