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    2 vulnerabilities found for MediaWiki Wikbase extension by The Wikimedia Foundation

    CVE-2026-103439 (GCVE-0-2026-103439)

    Vulnerability from nvd – Published: 2026-09-30 17:34 – Updated: 2026-09-30 20:01
    VLAI
    Title
    Various rawParams() and escaped() updates to prevent XSS in Wikibase extension
    Summary
    Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki Wikbase extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki Wikbase extension: 1.46, 1.45, and 1.43.
    Severity
    0.3 (Low)
    CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-30 18:12 UTC
    CWE
    • CWE-80 - Improper neutralization of Script-Related HTML tags in a web page (basic XSS)
    Assigner
    References
    Impacted products
    Vendor Product Version
    The Wikimedia Foundation MediaWiki Wikbase extension Affected: 1.46
    Affected: 1.45
    Affected: 1.43
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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    CVE-2026-103439 (GCVE-0-2026-103439)

    Vulnerability from cvelistv5 – Published: 2026-09-30 17:34 – Updated: 2026-09-30 20:01
    VLAI
    Title
    Various rawParams() and escaped() updates to prevent XSS in Wikibase extension
    Summary
    Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki Wikbase extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki Wikbase extension: 1.46, 1.45, and 1.43.
    Severity
    0.3 (Low)
    CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-30 18:12 UTC
    CWE
    • CWE-80 - Improper neutralization of Script-Related HTML tags in a web page (basic XSS)
    Assigner
    References
    Impacted products
    Vendor Product Version
    The Wikimedia Foundation MediaWiki Wikbase extension Affected: 1.46
    Affected: 1.45
    Affected: 1.43
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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