Critical

Adobe ColdFusion Improper Input Validation Security Feature Bypass

IdentifiersCVE-2025-61809CWE-20· Improper Input Validation

CVE-2025-61809 is a critical improper input validation vulnerability in Adobe ColdFusion 2025 through Update 4, ColdFusion 2023 through Update 16, and ColdFusion 2021 through Update 22. Insufficient validation permits an attacker to bypass security measures, resulting in unauthorized file-system read and write access. Exploitation requires no user interaction, and the vulnerability has unchanged scope.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation enables bypass of ColdFusion security features and unauthorized reading and modification of data accessible to the ColdFusion process. This compromises confidentiality and integrity and may facilitate subsequent compromise depending on the permissions assigned to the ColdFusion service account.

Mitigation

If you can’t patch tonight, do this now.

Where immediate patching is not possible, limit network exposure to ColdFusion services and administrative interfaces, enforce strong authentication and least-privilege service accounts, and apply ColdFusion lockdown and recommended security configuration guidance. Monitor ColdFusion and host telemetry for anomalous file reads, writes, or security-control bypass activity.

Remediation

Patch, then assume compromise.

Upgrade affected ColdFusion deployments to ColdFusion 2025 Update 5, ColdFusion 2023 Update 17, or ColdFusion 2021 Update 23 or later. Update the JDK/JRE to the latest supported version and apply Adobe-recommended ColdFusion security configurations. Review logs and validate access controls following remediation for evidence of unauthorized file access or modification.

PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType

AdobeColdfusionapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

11 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

11 SOURCESView more in app

cvefeed high severityNews

Dec 10, 2025

CVE-2025-61809 - ColdFusion | Improper Input Validation (CWE-20)

A critical improper input validation vulnerability in Adobe ColdFusion (versions 2025.4, 2023.16, 2021.22 and earlier) that allows attackers to bypass security features and gain unauthorized read and write access without user interaction.

security weekNews

Dec 10, 2025

Adobe Patches Nearly 140 Vulnerabilities

A critical improper input validation vulnerability in Adobe ColdFusion that could allow arbitrary code execution.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.

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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity8

Community discussion across Reddit, Mastodon, and other social sources.

EXTERNAL REFERENCES

MITRE CVE

cve.org · CVE-2025-61809

NVD

nvd.nist.gov/vuln/detail/CVE-2025-61809

MITRE CWE · CWE-20

Improper Input Validation

Vendor Advisory

helpx.adobe.com/security/products/coldfusion/apsb25-105.html

Adobe ColdFusion Improper Input Validation Security Feature Bypass

IdentifiersCVE-2025-61809CWE-20· Improper Input Validation