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    CVE-2006-6690

    rtehtmlarea/pi1/class.tx_rtehtmlarea_pi1.php in Typo3 4.0.0 through 4.0.3, 3.7 and 3.8 with the rtehtmlarea extension, and 4.1 beta allows remote authenticated users to execute arbitrary commands via shell metacharacters in the userUid parameter to rtehtmlarea/htmlarea/plugins/SpellChecker/spell-check-logic.php, and possibly another vector.

    Published:Dec 21, 2006
    Last Modified:Apr 23, 2026
    EPS:Dec 21, 2006
    EPSS Score:0.21603
    CVSS Score:7.5

    Affected Products

    Vendor
    Typo3
    Product
    Typo3

    Exploits

    http://securitytracker.com/id?1017428http://www.sec-consult.com/272.htmlhttp://www.securityfocus.com/bid/21680http://securitytracker.com/id?1017428http://www.sec-consult.com/272.htmlhttp://www.securityfocus.com/bid/21680https://www.exploit-db.com/exploits/29300

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-85400 (CVSS 7.5) — Backend administrators without system maintainer privileges were able to schedule any of the configuration:rea…
    CVE-2026-19418 (CVSS 7.3) — The referrer enforcement introduced with TYPO3-CORE-SA-2020-006 (CVE-2020-11069) became ineffective in TYPO3 v…
    CVE-2026-15305 (CVSS 6.3) — Users were able to upload files with arbitrary MIME types to forms using FileUpload or ImageUpload elements wi…
    CVE-2026-49742 (CVSS 7.1) — Backend users with file download permissions were able to download files from the fallback storage of the file…
    CVE-2026-49741 (CVSS 8.7) — Backend users with write access to the form_definition database table were able to directly create, update, or…
    CVE-2026-49740 (CVSS 6.3) — TYPO3's cache frontend (VariableFrontend) and persistent key-value store (Registry) deserialized PHP payloads …
    CVE-2026-49738 (CVSS 2.1) — The path allowance check in GeneralUtility::isAllowedAbsPath() performed a plain string prefix comparison with…
    CVE-2026-47352 (CVSS 5.3) — Authenticated backend users were able to retrieve file metadata via several Backend API routes without proper …
    CVE-2026-47351 (CVSS 5.3) — Backend users were able to insert arbitrary records and files into the TYPO3 clipboard without proper read per…

    References

    http://lists.netfielders.de/pipermail/typo3-announce/2006/000045.html
    http://lists.netfielders.de/pipermail/typo3-announce/2006/000046.html
    http://secunia.com/advisories/23446
    http://secunia.com/advisories/23466
    http://securityreason.com/securityalert/2056
    http://securitytracker.com/id?1017428
    http://typo3.org/news-single-view/?tx_newsimporter_pi1%5BshowItem%5D=0&cHash=e4a40a11a9
    http://www.sec-consult.com/272.html
    http://www.securityfocus.com/archive/1/454944/100/0/threaded
    http://www.securityfocus.com/bid/21680
    http://www.vupen.com/english/advisories/2006/5094
    http://lists.netfielders.de/pipermail/typo3-announce/2006/000045.html
    http://lists.netfielders.de/pipermail/typo3-announce/2006/000046.html
    http://secunia.com/advisories/23446
    http://secunia.com/advisories/23466
    http://securityreason.com/securityalert/2056
    http://securitytracker.com/id?1017428
    http://typo3.org/news-single-view/?tx_newsimporter_pi1%5BshowItem%5D=0&cHash=e4a40a11a9
    http://www.sec-consult.com/272.html
    http://www.securityfocus.com/archive/1/454944/100/0/threaded
    http://www.securityfocus.com/bid/21680
    http://www.vupen.com/english/advisories/2006/5094

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High