EIP-2026-111981

PRE-CVE

SendStudio 4.0.1 - Cross-Site Scripting / Security Bypass

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-111981. PoCs published by indoushka.

AI-analyzed exploit summary The exploit demonstrates a cross-site scripting (XSS) vulnerability and a security bypass issue in SendStudio/Email Marketer. The XSS payload is injected via the SID parameter, while the bypass allows unauthorized access by manipulating the same parameter.

Description

SendStudio 4.0.1 - Cross-Site Scripting / Security Bypass

Exploits (1)

exploitdb WORKING POC VERIFIED
by indoushka · textwebappsphp
https://www.exploit-db.com/exploits/33450

The exploit demonstrates a cross-site scripting (XSS) vulnerability and a security bypass issue in SendStudio/Email Marketer. The XSS payload is injected via the SID parameter, while the bypass allows unauthorized access by manipulating the same parameter.

Classification
Working Poc 90%
Attack Type
Xss | Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: SendStudio/Email Marketer (versions prior to Interspire Email Marketer 6)
No auth needed
Prerequisites: Access to the target URL · User interaction for XSS payload execution
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026