Security readout for executives and security teams
CVE-2009-3634 is a cross-site scripting issue in TYPO3's Frontend Login Box, also called felogin. A remote attacker could inject script or HTML through unspecified parameters. The business risk is highest for public TYPO3 sites still running the affected 4.2.x branch, especially where user sessions or trusted login pages matter. Likely exposure is limited to TYPO3 deployments running versions 4.2.0 through 4.2.6 with the felogin frontend login component reachable by users. Modern TYPO3 installations or sites not using that component are not shown as affected by the provided sources. Prioritize this for legacy TYPO3 estate review. It is not marked as actively exploited in the provided evidence, but any internet-facing affected login page represents avoidable web application risk and should be removed from the environment or remediated through vendor guidance. Mitigation focus: Inventory TYPO3 sites and identify any 4.2.0 through 4.2.6 deployments.; Check TYPO3-SA-2009-016 for vendor-confirmed fixed versions or mitigations.; Upgrade or apply only vendor-supported fixes after confirming advisory guidance..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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CVE-2009-3634 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- typo3-login-xss(53926)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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