CVE-2026-82578 XML Batch Processing - XML External Entity Injection

An XML batch processing component with XPath option enabled contains an XML External Entity (XXE) injection caused by lack of entity restrictions in default XPath/JAXP setup, letting attackers exfiltrate data and cause denial of service, exploit requires XML batch processing with XPath enabled.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.41% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
XML External Entity Injection
Impact
Information Disclosure, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
11 September 2026
Updated
15 October 2026
Weakness
CWE-611

Vendor fix

Disable XML batch processing or apply entity restrictions in XPath/JAXP configuration; update to latest secure version if available.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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