CVE-2026-24722: QNAP File Station 5: NULL pointer dereference vulnerability
This QNAP advisory covers CVE-2026-24722 in File Station 5.
- CVE-2026-24722
Key facts
- Vendor rating
- Medium, CVSS 5.3
- CISA KEV
- Not listed (catalogue checked )
- Affected
- File Station 5 5.5.x before 5.5.6.5243
- Fixed in
- 5.5.6.5243
- Source published
- Source revised
- Listed by VulniPulse
- Record changed
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
A NULL pointer dereference vulnerability has been reported to affect File Station 5. If a remote attacker gains a user 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: File Station 5 5.5.6.5243 and later
Text from the source record.
- File Station 5 5.5.x before 5.5.6.5243
NVD record · high-confidence parse· fetched ·verify at source
How to fix CVE-2026-24722
Upgrade to a fixed release named by QNAP:
- 5.5.6.5243
More QNAP advisories
CVE-2026-24723Oct 15, 2026File Station 5: NULL pointer dereference vulnerabilityCVE-2026-24721Oct 15, 2026File Station 5: NULL pointer dereference vulnerabilityCVE-2025-62841Oct 29, 2026HBS 3 Hybrid Backup Sync and Hybrid Backup Sync: Hybrid Backup Sync: use of hard-codedCVE-2025-62839Oct 29, 2026HBS 3 Hybrid Backup Sync and Hybrid Backup Sync: Hybrid Backup Sync: use of hard-codedCVE-2026-50619Oct 15, 2026Qsirch: path traversal vulnerabilityCVE-2026-47790Oct 15, 2026QuFTP Service: cross-site scripting (XSS) vulnerability
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