Cyber Resilience

CVE-2026-48307

High

Published: 30 June 2026

Published
30 June 2026
Modified
01 July 2026
KEV Added
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Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0031 23.2th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-48307 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Adobe Coldfusion. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Malicious Link (T1204.001); ranked at the 23.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

ColdFusion versions 2025.9, 2023.20 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability. An attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially resulting in arbitrary code execution in the context of the…

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current user. Exploitation of this issue requires user interaction in that a victim must open a malicious link. Scope is changed.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1204.001 Malicious Link Execution
An adversary may rely upon a user clicking a malicious link in order to gain execution.
attack.mitre.org →
T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
attack.mitre.org →
Why these techniques?

Reflected XSS requires malicious link delivery (T1204.001) and enables JS execution in browser context (T1059.007).

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2021-21087Same product: Adobe Coldfusion
CVE-2022-28818Same product: Adobe Coldfusion
CVE-2021-43761Same vendor: Adobe
CVE-2021-36063Same vendor: Adobe
CVE-2021-28625Same vendor: Adobe
CVE-2021-44176Same vendor: Adobe
CVE-2021-44178Same vendor: Adobe
CVE-2021-43764Same vendor: Adobe
CVE-2021-21084Same vendor: Adobe
CVE-2021-28628Same vendor: Adobe

Affected Assets

adobe
coldfusion
2023, 2025

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

SI-10 Information Input Validation
addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

SI-15 Information Output Filtering
addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References