Widely-used IBM Aspera transfer products; critical impact to enterprise file transfer, potential RCE and auth bypass.
CVE-2026-8175
Buffer overflow in asperahttpd could DoS and allow auth bypass/RCE.
Is CVE-2026-8175 being exploited?
Not confirmed. CVE-2026-8175 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.58% probability of exploitation in the next 30 days.
How severe is CVE-2026-8175?
CVE-2026-8175 is rated Critical with a CVSS score of 9.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-8175?
Yes. A fix has been recorded for CVE-2026-8175. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-8175 affect?
CVE-2026-8175 affects IBM Aspera High-Speed Transfer Endpoint (v3.7.4–4.4.7 FP1), IBM Aspera High-Speed Transfer Server (v3.7.4–4.4.7 FP1). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-8175?
Apply FP1 patches; restart services; verify integrity.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution and authentication bypass via asperahttpd buffer overflow; potential DoS.
Immediate action required
- affected>= 3.7.4 and <= 4.4.7 Fix Pack 1
- affected>= 3.7.4 and <= 4.4.7 Fix Pack 1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.