Adobe Experience Manager - XML Injection (CVE-2025-54251)

CVE-2025-54251 is an XML Injection vulnerability in Adobe Experience Manager versions 6.5.23.0 and earlier, which could allow low-privileged attackers to bypass security features and manipulate XML queries. Exploiting this flaw may enable unauthorized users to gain limited write access, potentially leading to unauthorized data modifications within the application.

CrowdSec has been tracking this vulnerability and its exploits since 15th of October 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2025-54251 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations. In addition, according to the CrowdSec network, attack volume against CVE-2025-54251 has dipped slightly compared to the previous week. Although still commonly targeted, the decline suggests a cooling-off period. Long-term relevance remains, but attention is waning.

Attackers exploit this vulnerability by sending crafted multipart POST requests to the /crx/packmgr/service/exec.json endpoint, attempting to upload ZIP files containing malicious XML payloads for XML injection.