CVE•Published 2025-08-29•Modified 2026-09-26•1 article on news•4 live references•NVD data
CVE-2025-30273Qnap · Qts
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
32
Exploit Prediction Scoring System · top 68% of all CVEs
Weaknesses (CWE)
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
Timeline
Published 2025-08-29
Modified 2026-09-26
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-2025-30273Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Qts"Hosts Shodan identified as running Qts.
More intel sources (5)
Shodan report
vuln:CVE-2025-30273Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2025-30273Censys host search filtered to this CVE id.
grep.app
CVE-2025-30273Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2025-30273GitHub code search for direct mentions.
Google dork
"CVE-2025-30273" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2025-30273 on GitHub.