CVE-2009-4953

medium

Published 2010-07-22 · Modified 2026-04-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

4.3

Description

Cross-site scripting (XSS) vulnerability in the Userdata Create/Edit (sg_userdata) extension before 0.91.0 for TYPO3 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact

Vendor	Product	Versions
stefan_geith	sg_userdata	`{"endIncluding":"0.90.300"}`
stefan_geith	sg_userdata	`0.90.100`
stefan_geith	sg_userdata	`0.90.101`
stefan_geith	sg_userdata	`0.90.109`
stefan_geith	sg_userdata	`0.90.111`
stefan_geith	sg_userdata	`0.90.202`
stefan_geith	sg_userdata	`0.90.210`
typo3	typo3

References

CWEs

CWE-79

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.