Backdrop Backdrop vulnerabilities

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Published CVEs affecting Backdrop Backdrop: 1 record(s), with affected versions and fixes.

CVE-2026-104476 Medium · 5.9 CWE-200 Oct 2, 2026

Backdrop CMS before 1.35.1 Information Disclosure via Configuration Export Archive

Backdrop CMS before 1.35.1 contains an information disclosure vulnerability that allows unauthenticated attackers to retrieve configuration export archives left on the server after transfer. Attackers can download compressed archives generated by users with configuration export permission to obtain the full site configuration, including sensitive settings.