CVE-2011-4541

Hastymail2 2.1.1 - Cross-Site Scripting via rs Parameter in Drafts Action

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2011-4541. PoCs published by HTrovao.

AI-analyzed exploit summary This exploit demonstrates a cross-site scripting (XSS) vulnerability in Hastymail2 2.1.1 by injecting a malicious script via the 'rs' POST parameter. The vulnerability arises due to insufficient sanitization of user-supplied data.

Description

Cross-site scripting (XSS) vulnerability in index.php in Hastymail2 2.1.1 before RC2 allows remote attackers to inject arbitrary web script or HTML via the rs parameter in a mailbox Drafts action.

Exploits (1)

exploitdb WORKING POC VERIFIED
by HTrovao · textwebappsphp
https://www.exploit-db.com/exploits/36347

This exploit demonstrates a cross-site scripting (XSS) vulnerability in Hastymail2 2.1.1 by injecting a malicious script via the 'rs' POST parameter. The vulnerability arises due to insufficient sanitization of user-supplied data.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Hastymail2 2.1.1
No auth needed
Prerequisites: Access to the target application
MITRE ATT&CK
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/48308
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/71520

Scores

EPSS 0.0161
EPSS Percentile 73.0%

Details

CWE
CWE-79
Status published
Products (10)
hastymail/hastymail2 (12 CPE variants)
hastymail/hastymail2 1.0
hastymail/hastymail2 1.01
hastymail/hastymail2 1.1 rc1 (2 CPE variants)
hastymail/hastymail2 2.0 (7 CPE variants)
hastymail/hastymail2 2.0.1
hastymail/hastymail2 2.0.2
hastymail/hastymail2 2.0.3
hastymail/hastymail2 2.0.4
hastymail/hastymail2 2.0.5
Published Nov 29, 2011
Tracked Since Feb 18, 2026