CVE-2020-4463
Published: April 11, 2026
Official Description
IBM Maximo Asset Management 7.6.0.1 and 7.6.0.2 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 181484.
Risk Analysis
This vulnerability in IBM Maximo Asset Management 7.6.0.1 and 7.6.0.2 is an XML External Entity Injection (XXE) flaw. A remote attacker can exploit this when processing XML data to expose sensitive information or consume memory resources. This is a critical vulnerability as it is confirmed to be actively exploited in the wild by CISA.
Active exploitation of this vulnerability has been observed in the wild, as confirmed by CISA's KEV catalog. The flaw allows remote attackers to access sensitive data or cause denial of service.
Apply the necessary security patches or upgrades for IBM Maximo Asset Management 7.6.0.1 and 7.6.0.2 to mitigate the XXE vulnerability. Configure XML parsers to disable external entity processing.
Technical Analysis
CVE-2020-4463 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2020-4463 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2020-4463 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1