Skip to content
major vulnerability· requires attention

Widely used Adobe ColdFusion; critical RCE risk via user-interaction affecting multiple orgs.

Web

CVE-2026-48315

9.3
Critical
EPSS 1%Patch availableJul 1, 2026

ColdFusion input validation flaw enables RCE after open of malicious file

common questions

Is CVE-2026-48315 being exploited?

Not confirmed. CVE-2026-48315 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 1.0% probability of exploitation in the next 30 days.

How severe is CVE-2026-48315?

CVE-2026-48315 is rated Critical with a CVSS score of 9.3. 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-2026-48315?

Yes. A fix has been recorded for CVE-2026-48315. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-48315 affect?

CVE-2026-48315 affects Adobe ColdFusion 2025.9, 2023.20 and earlier. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-48315?

Patch when available; enforce strict file-type controls

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
Adobe ColdFusion 2025.9, 2023.20 and earlier
impact

Arbitrary code execution in current user context via a crafted file; potential account/session takeover.

action required

Immediate action required

affected versions
Adobe ColdFusion 2023
  • affected<= 20
vendor says fixed in21
Adobe ColdFusion 2025
  • affected<= 9
vendor says fixed in10

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.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
get alerted

Track only the vulnerabilities that affect your infrastructure.

start for free