CVE-2026-64196
Out-of-bounds write in DASYLab via crafted .DSB allows code execution
Is CVE-2026-64196 being exploited?
Not confirmed. CVE-2026-64196 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 0.12% probability of exploitation in the next 30 days.
How severe is CVE-2026-64196?
CVE-2026-64196 is rated High with a CVSS score of 8.5. 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-2026-64196?
Yes. A fix has been recorded for CVE-2026-64196. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-64196 affect?
CVE-2026-64196 affects DASYLab < 2026.0.0, Windows (DASYLab-supported). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-64196?
Update DASYLab to 2026.0.0 and block/avoid untrusted .DSB files
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary code execution or crash when a user opens a specially crafted .DSB file; attacker can run code as the local user.
Immediate action required
- affected< 2026.0.0
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.