CVE-2011-1838

TWiki < 5.0.2 - Cross-Site Scripting via origurl Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2011-1838. PoCs published by Mesut Timur.

AI-analyzed exploit summary This exploit demonstrates a cross-site scripting (XSS) vulnerability in TWiki by injecting malicious JavaScript via the 'origurl' parameter in the login URL. The payload bypasses input sanitization to execute arbitrary script code in the context of the affected site.

Description

Multiple cross-site scripting (XSS) vulnerabilities in TemplateLogin.pm in TWiki before 5.0.2 allow remote attackers to inject arbitrary web script or HTML via the origurl parameter to a (1) view script or (2) login script.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Mesut Timur · textwebappsphp
https://www.exploit-db.com/exploits/35761

This exploit demonstrates a cross-site scripting (XSS) vulnerability in TWiki by injecting malicious JavaScript via the 'origurl' parameter in the login URL. The payload bypasses input sanitization to execute arbitrary script code in the context of the affected site.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: TWiki versions prior to 5.0.2
No auth needed
Prerequisites: Access to a vulnerable TWiki instance · User interaction to trigger the malicious URL
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1025542
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/518038/100/0/threaded
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2011/1258
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/8257
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/47899
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/44594

Scores

EPSS 0.0273
EPSS Percentile 84.2%

Details

CWE
CWE-79
Status published
Products (20)
twiki/twiki 4.0.0
twiki/twiki 4.0.1
twiki/twiki 4.0.2
twiki/twiki 4.0.3
twiki/twiki 4.0.4
twiki/twiki 4.0.5
twiki/twiki 4.1.0
twiki/twiki 4.1.1
twiki/twiki 4.1.2
twiki/twiki 4.2.0
... and 10 more
Published May 20, 2011
Tracked Since Feb 18, 2026