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    CVE-2026-19454

    The JetBackup WordPress plugin before 3.1.23.5 does not perform its multisite authorisation check before serving backup archives and job logs, allowing an administrator of the network's main site who is not a Super Admin to download a full backup of the entire network, including every site's data and the shared webroot.

    Published:Aug 27, 2026
    Last Modified:Aug 27, 2026
    EPS:Aug 27, 2026
    EPSS Score:0.00178
    CVSS Score:4.4

    Affected Products

    Vendor
    Jetbackup
    Product
    Jetbackup
    Vendor
    Wordpress
    Product
    Wordpress

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-19453 (CVSS 7.1) — The JetBackup WordPress plugin before 3.1.23.5 does not verify the role or capabilities of the account it pre…
    CVE-2023-7165 (CVSS 7.5) — The JetBackup WordPress plugin before 2.0.9.9 doesn't use index files to prevent public directory listing of s…
    CVE-2022-34148 (CVSS 4.8) — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in JetBacku…
    CVE-2020-36669 (CVSS 8.8) — The JetBackup – WP Backup, Migrate & Restore plugin for WordPress is vulnerable to Cross-Site Request Forgery …
    CVE-2020-36668 (CVSS 4.3) — The JetBackup – WP Backup, Migrate & Restore plugin for WordPress is vulnerable to sensitive information discl…
    CVE-2020-36667 (CVSS 5.4) — The JetBackup – WP Backup, Migrate & Restore plugin for WordPress is vulnerable to unauthorized back-up locati…

    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