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CVE-2026-48316

ColdFusion | Improper Input Validation (CWE-20)

Published: Jul 6, 2026Updated: Jul 9, 2026 Sources: CVE List NVDCWE-20

Description

ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction. Scope is changed.

In plain language

AI Act now

If you run affected versions of Adobe ColdFusion, an attacker may be able to run code on your server over the network without any login or user action—this is serious and you should act now, especially if your ColdFusion site is reachable from the internet.

Executive summary

CVE-2026-48316 is an Improper Input Validation flaw in coldfusion that can enable unauthenticated network-based arbitrary code execution as the current user (no user interaction required) against coldfusion versions 2025.9, 2023.20, and earlier; no patch details are available yet.

If affected, business impact
Full server compromiseStolen customer/business dataWebsite or system downtimeRansomware deployment risk

What to do now

  1. Check which coldfusion version you are running, and confirm whether it is 2025.9 or 2023.20 or earlier.
  2. Verify whether your ColdFusion service is reachable from untrusted networks (for example, the public internet) without an authentication requirement.
  3. If it is reachable, restrict access immediately (allow-list only the required IPs, put it behind a VPN, or block external access at your firewall/reverse proxy).
  4. Review your web server/WAF/reverse proxy rules for any controls that might block malformed or suspicious requests to ColdFusion endpoints.
  5. Contact your ColdFusion/Adobe support or vendor and ask for an emergency mitigation or available update for CVE-2026-48316; there is currently no specific fixed version listed in the available information.
May need vendor / contractor work

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None

Weaknesses

Affected Products

Adobe
commercial·USaka adobe systems inc.
and 1 more affected products View all →

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

6

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