# CVE-2026-48307 — Adobe ColdFusion 2025

> As of 2026-08-27, CVE-2026-48307 is a HIGH-severity vulnerability in Adobe ColdFusion 2025, CVSS v3.1 8.8, EPSS 0.5% (44.3th percentile). Threadlinqs Intelligence links 2 tracked threat campaigns to CVE-2026-48307, most recently “Multiple Critical Adobe ColdFusion Vulnerabilities (CVE-2026-48276 et al., APSB26-68) Enable Unauthenticated Remote Code Execution”.

**Last updated:** 2026-08-27

## What is CVE-2026-48307?

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

The record classifies CVE-2026-48307 under weakness class [CWE-79](https://intel.threadlinqs.com/cwe/CWE-79). Its CVSS v3 base vector states that the flaw is reachable from an adjacent network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 2 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 115 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 8.8 — HIGH (`CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H`)
- **EPSS (FIRST):** 0.5% probability of exploitation in the next 30 days, higher than 44.3% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 6.2/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-06-30, last modified 2026-08-27

## Is CVE-2026-48307 being exploited?

It currently carries a trending score of 26 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Adobe](https://intel.threadlinqs.com/vendors/adobe): ColdFusion 2025, ColdFusion 2023

## How to fix CVE-2026-48307

Vendor advisory: [https://helpx.adobe.com/security/products/coldfusion/apsb26-68.html](https://helpx.adobe.com/security/products/coldfusion/apsb26-68.html). Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

## Threat activity tracking CVE-2026-48307

2 tracked threats in the Threadlinqs corpus reference CVE-2026-48307, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Multiple Critical Adobe ColdFusion Vulnerabilities (CVE-2026-48276 et al., APSB26-68) Enable Unauthenticated Remote Code Execution](https://intel.threadlinqs.com/threat/TL-2026-1057) — CRITICAL · 2026-07-02
- [Adobe ColdFusion & Campaign Classic Priority 1 Patches for 12 Vulnerabilities Including Six Maximum-Severity RCE Flaws (APSB26-68, APSB26-69)](https://intel.threadlinqs.com/threat/TL-2026-1091) — CRITICAL · 2026-07-02

## Sources

Enriched from CVE.org, NVD, FIRST EPSS. Last verified by Threadlinqs on 2026-10-10. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [helpx.adobe.com — vendor advisory](https://helpx.adobe.com/security/products/coldfusion/apsb26-68.html)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-48307
Full detection coverage and IOCs for threats exploiting CVE-2026-48307 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp