XXE in Mailenable
CVE-2026-114552
MailEnable parseObjectResponse XML External Entity Processing Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of MailEnable. Authentication is required to exploit this vulnerability. The specific flaw exists within the implementation of the parseObjectResponse method. The issue results from the lack of proper restriction of XML External Entity (XXE) references. An attacker can leverage this vulnerability to disclose information in the context of the service account. Was ZDI-CAN-29137.
Vulnerability class: XXE (XML External Entity)
Published .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Mailenable — versions 10.59
Weakness classification (CWE)
References
- www.zerodayinitiative.com/advisories/ZDI-26-811/ (x_research-advisory)
Frequently asked questions
- What is CVE-2026-114552?
- CVE-2026-114552 is a medium-severity vulnerability in Mailenable, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2026-11-04.
- How severe is CVE-2026-114552?
- Medium severity. CVSS v3 base score is 6.5 out of 10.