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CVE-2020-11888

CVE-2020-11888

This page contains facts from public vulnerability sources. Check the original advisory before updating.

python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \w+ match succeeds. For example, an attack might use elementname@ or elementname- with an onclick attribute.

CVSS 6.1 · Medium · EPSS 1.9% · Fix available

Published
Updated

Stack: system · python

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • python-markdown2 Debian:12

    Affected ranges
    • ECOSYSTEM: < 2.3.9-1

    Update to 2.3.9-1

  • python-markdown2 Debian:13

    Affected ranges
    • ECOSYSTEM: < 2.3.9-1

    Update to 2.3.9-1

  • python-markdown2 Debian:14

    Affected ranges
    • ECOSYSTEM: < 2.3.9-1

    Update to 2.3.9-1

  • markdown2 PyPI

    Versions
    • 1.0.1.10
    • 1.0.1.11
    • 1.0.1.12
    • 1.0.1.13
    • 1.0.1.14
    • 1.0.1.15
    • 1.0.1.16
    • 1.0.1.17
    • 1.0.1.18
    • 1.0.1.19
    • 1.0.1.6
    • 1.0.1.7
    • 1.0.1.8
    • 1.0.1.9
    • 1.1.0
    • 1.1.1
    • 1.2.0
    • 1.3.0
    • 1.3.1
    • 1.4.0
    • 1.4.1
    • 1.4.2
    • 2.0.0
    • 2.0.1
    • 2.1.0
    • 2.2.0
    • 2.2.1
    • 2.2.2
    • 2.2.3
    • 2.3.0
    • 2.3.1
    • 2.3.2
    • 2.3.3
    • 2.3.4
    • 2.3.5
    • 2.3.6
    • 2.3.7
    • 2.3.8
    Affected ranges
    • ECOSYSTEM: < 2.3.9

    Update to 2.3.9

  • markdown2 PyPI

    Versions
    • 1.0.1.6
    • 1.0.1.7
    • 1.0.1.8
    • 1.0.1.9
    • 1.0.1.10
    • 1.0.1.11
    • 1.0.1.12
    • 1.0.1.13
    • 1.0.1.14
    • 1.0.1.15
    • 1.0.1.16
    • 1.0.1.17
    • 1.0.1.18
    • 1.0.1.19
    • 1.1.0
    • 1.1.1
    • 1.2.0
    • 1.3.0
    • 1.3.1
    • 1.4.0
    • 1.4.1
    • 1.4.2
    • 2.0.0
    • 2.0.1
    • 2.1.0
    • 2.2.0
    • 2.2.1
    • 2.2.2
    • 2.2.3
    • 2.3.0
    • 2.3.1
    • 2.3.2
    • 2.3.3
    • 2.3.4
    • 2.3.5
    • 2.3.6
    • 2.3.7
    • 2.3.8
    Affected ranges
    • ECOSYSTEM: < 2.3.9

    Update to 2.3.9

  • python-markdown2 Ubuntu:20.04:LTS

    Versions
    • 2.3.7-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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