CVE-2024-4367

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-754

Affected software

Vendor	Product	Versions
Mozilla	Firefox	>= unspecified, < 126
Mozilla	Firefox ESR	>= unspecified, < 115.11
Mozilla	Thunderbird	>= unspecified, < 115.11
mozilla	thunderbird	< 115.11
mozilla	firefox	< 126
mozilla	firefox_esr	< 115.11
Siemens	Teamcenter V2312	< V2312.0009
Siemens	Teamcenter V2406	< V2406.0006
Siemens	Teamcenter V2512	—

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1893645Issue Tracking
https://lists.debian.org/debian-lts-announce/2024/05/msg00010.htmlMailing List
https://lists.debian.org/debian-lts-announce/2024/05/msg00012.htmlMailing List
https://www.mozilla.org/security/advisories/mfsa2024-21/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-22/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-23/Vendor Advisory
http://seclists.org/fulldisclosure/2024/Aug/30Mailing List
https://bugzilla.mozilla.org/show_bug.cgi?id=1893645Issue Tracking
https://codeanlabs.com/blog/research/cve-2024-4367-arbitrary-js-execution-in-pdf-js/
https://github.com/gogs/gogs/issues/7928
https://github.com/mozilla/pdf.js/releases/tag/v4.2.67
https://lists.debian.org/debian-lts-announce/2024/05/msg00010.htmlMailing List
https://lists.debian.org/debian-lts-announce/2024/05/msg00012.htmlMailing List
https://www.exploit-db.com/exploits/52273
https://www.mozilla.org/security/advisories/mfsa2024-21/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-22/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-23/Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-827383.html

Timeline

Published: May 14, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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