EIP-2026-103539
PRE-CVELotus Domino SMTP Router & Email Server and Client - Denial of Service
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-103539. PoCs published by anonymous.
AI-analyzed exploit summary This exploit is a malformed iCalendar (ICS) file that triggers a Denial of Service (DoS) in Lotus Domino SMTP router, email server, and client versions 7.x, 8.x, and 8.5.3. The malformed meeting invitation causes the target systems to crash when processed.
Description
Lotus Domino SMTP Router & Email Server and Client - Denial of Service
Exploits (1)
exploitdb
WORKING POC
by anonymous · textdosmultiple
https://www.exploit-db.com/exploits/17549
This exploit is a malformed iCalendar (ICS) file that triggers a Denial of Service (DoS) in Lotus Domino SMTP router, email server, and client versions 7.x, 8.x, and 8.5.3. The malformed meeting invitation causes the target systems to crash when processed.
Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target:
Lotus Domino (versions 7.x, 8.x, 8.5.3)
No auth needed
Prerequisites:
Ability to send an email with a malformed ICS attachment to a vulnerable Lotus Domino server or client
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026