File Station 5 Buffer Overflow (pre-5.5.6.5243) Remote Memory Corruption
CVE-2026-26241 Published on June 10, 2026
File Station 5
A buffer overflow vulnerability has been reported to affect File Station 5. The remote attackers can then exploit the vulnerability to modify memory or crash processes.
We have already fixed the vulnerability in the following version:
File Station 5 5.5.6.5243 and later
Weakness Type
What is a Stack Overflow Vulnerability?
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CVE-2026-26241 has been classified to as a Stack Overflow vulnerability or weakness.
Products Associated with CVE-2026-26241
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Affected Versions
QNAP Systems Inc. File Station 5:- Version 5.5.0 and below 5.5.6.5243 is affected.