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    CVE-2020-8155

    An outdated 3rd party library in the Files PDF viewer for Nextcloud Server 18.0.2 caused a Cross-site scripting vulnerability when opening a malicious PDF.

    Published:May 12, 2020
    Last Modified:Nov 21, 2024
    EPS:May 12, 2020
    EPSS Score:0.00569
    CVSS Score:5.4

    Affected Products

    Vendor
    Nextcloud
    Product
    Nextcloud Server

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-45691 (CVSS 5.9) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before…
    CVE-2026-45690 (CVSS 5.9) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before…
    CVE-2026-45285 (CVSS 6.4) — Nextcloud is an open source content collaboration platform. From versions 32.0.0 to before 32.0.9, and 33.0.0 …
    CVE-2026-45283 (CVSS 6.3) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before…
    CVE-2026-45282 (CVSS 6.5) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before…
    CVE-2026-45281 (CVSS 8.1) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before…
    CVE-2026-45279 (CVSS 4.4) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 31.0.0 to before…
    CVE-2026-45157 (CVSS 6.3) — Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before…
    CVE-2025-64011 (CVSS 4.3) — Nextcloud Server 30.0.0 is vulnerable to an Insecure Direct Object Reference (IDOR) in the /core/preview endpo…

    References

    http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00037.html
    http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00038.html
    http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00040.html
    http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00019.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP/
    https://nextcloud.com/security/advisory/?id=NC-SA-2020-019
    http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00037.html
    http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00038.html
    http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00040.html
    http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00019.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP/
    https://nextcloud.com/security/advisory/?id=NC-SA-2020-019

    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