CVE-2025-1936 – Mozilla Firefox ZIP Archive File Inclusion Vulnerability

The following table lists the changes that have been made to the
CVE-2025-1936 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Mar. 04, 2025

    Action Type Old Value New Value
    Added Description jar: URLs retrieve local file content packaged in a ZIP archive. The null and everything after it was ignored when retrieving the content from the archive, but the fake extension after the null was used to determine the type of content. This could have been used to hide code in a web extension disguised as something else like an image. This vulnerability affects Firefox < 136 and Firefox ESR < 128.8.
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1940027
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-14/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-16/
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