CVE-2026-21272
Dreamweaver Desktop <=21.6 allows arbitrary file write via malicious file opened by user.
Is CVE-2026-21272 being exploited?
Not confirmed. CVE-2026-21272 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 0.23% probability of exploitation in the next 30 days.
How severe is CVE-2026-21272?
CVE-2026-21272 is rated High with a CVSS score of 8.6. 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-2026-21272?
Yes. A fix has been recorded for CVE-2026-21272. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-21272 affect?
CVE-2026-21272 affects Adobe Dreamweaver Desktop <= 21.6. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-21272?
Patch when available; avoid opening unknown files.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary file write on host via crafted file opened by user; could alter or create data.
Patch when possible
- affected<= 21.6
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.