CVE-2025-54248: 
Adobe Experience Manager vulnerability analysis and mitigation

CVE-2025-54248 is an Improper Input Validation vulnerability affecting Adobe Experience Manager (AEM) versions 6.5.23.0 and earlier. The vulnerability was disclosed on September 9, 2025, and affects both standard AEM installations and AEM Cloud Service deployments (Adobe Advisory, NVD).

The vulnerability is classified as a security feature bypass due to improper input validation. It has been assigned a CVSS v3.1 base score of 7.7 (High) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N. This indicates that the vulnerability is network-accessible, requires low attack complexity, needs low-level privileges, requires no user interaction, has changed scope, and can result in high confidentiality impact without affecting integrity or availability (NVD).

The vulnerability allows a low-privileged attacker to bypass security measures and gain unauthorized read access to protected resources. The scope is changed, indicating that the vulnerability can affect resources beyond its original security context (NVD, CIS Advisory).

Adobe has released security updates to address this vulnerability. Organizations should update to versions newer than 6.5.23.0 for standard AEM installations and beyond 2025.8.0 for AEM Cloud Service deployments. The update should be applied after appropriate testing in the environment (Adobe Advisory).