CVE-2011-1838: n/a vulnerability

CVE-2011-1838: Multiple cross-site scripting (XSS) vulnerabilities in TemplateLogin.pm in TWiki before 5.0.2 allow remote...

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.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 22:37 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old TWiki cross-site scripting issue affecting TWiki versions before 5.0.2. An attacker could cause a user’s browser to run attacker-supplied script or HTML through the origurl parameter on view or login pages. Business impact is mainly user compromise, phishing, and session abuse risk. Exposure is likely limited to organizations still running TWiki earlier than 5.0.2, especially internet-facing or broadly accessible intranet TWiki instances using the affected login/view flow. Prioritize remediation for exposed or business-critical TWiki sites. This is not supported as actively exploited in the provided sources, but public XSS in login-related flows can enable account and data exposure. Mitigation focus: Identify all TWiki instances and confirm exact version.; Upgrade TWiki to 5.0.2 or later where applicable.; Review the TWiki vendor advisory before applying production changes..

Prepared: Jun 28, 2026, 01:17 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 20, 2011, 22:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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1Source links

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No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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