What is CVE-2026-48283?
ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type 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.
The record classifies CVE-2026-48283 under weakness class CWE-434. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, 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
- 10 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - EPSS (FIRST)
- 1.2% probability of exploitation in the next 30 days, higher than 68.7% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 7.8/10 — 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-2026-48283 being exploited?
It currently carries a trending score of 37 in the Threadlinqs vulnerability feed.
Affected products and versions
- Adobe: ColdFusion 2025, ColdFusion 2023
How to fix CVE-2026-48283
No vendor patch reference has been recorded for CVE-2026-48283 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-48283
4 tracked threats in the Threadlinqs corpus reference CVE-2026-48283, either in the campaign’s CVE list or as an indicator on the campaign record.
- Adobe Patches Critical RCE Flaws in ColdFusion, Campaign Classic, and Commerce (CVE-2026-48362, CVSS 10.0) — CRITICAL · 2026-08-11
- Multiple Critical Adobe ColdFusion Vulnerabilities (CVE-2026-48276 et al., APSB26-68) Enable Unauthenticated Remote Code Execution — CRITICAL · 2026-07-02
- Adobe ColdFusion & Campaign Classic Priority 1 Patches for 12 Vulnerabilities Including Six Maximum-Severity RCE Flaws (APSB26-68, APSB26-69) — CRITICAL · 2026-07-02
- Adobe Patches Nine CVSS 10.0/9.3 Flaws in ColdFusion and Campaign Classic Enabling Arbitrary Code Execution (APSB26-68, APSB26-69) — CRITICAL · 2026-07-01
Sources
Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on .