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CVE-2024-9393

Date: October 1, 2024

An attacker could, via a specially crafted multipart response, execute arbitrary JavaScript under the "resource://pdf.js" origin. This could allow them to access cross-origin PDF content. This access is limited to "same site" documents by the Site Isolation feature on desktop clients, but full cross-origin access is possible on Android versions. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Firefox ESR < 115.16, Thunderbird < 128.3, and Thunderbird < 131.

Language: C++

Severity Score

Related Resources (8)

https://www.mozilla.org/security/advisories/mfsa2024-49/
https://www.mozilla.org/security/advisories/mfsa2024-48/
https://www.mozilla.org/security/advisories/mfsa2024-47/
https://www.mozilla.org/security/advisories/mfsa2024-46/
https://bugzilla.mozilla.org/show_bug.cgi?id=1918301
https://nvd.nist.gov/vuln/detail/CVE-2024-9393
https://www.mozilla.org/security/advisories/mfsa2024-50/
https://www.mend.io/vulnerability-database/CVE-2024-9393

Severity Score

Weakness Type (CWE)

Origin Validation Error

CWE-346

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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