Vulnerability Description
XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js.
CVSS Score
6.1
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnome | Epiphany | < 40.4 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612ExploitVendor Advisory
- https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045PatchVendor Advisory
- https://www.debian.org/security/2022/dsa-5042Third Party Advisory
- https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612ExploitVendor Advisory
- https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045PatchVendor Advisory
- https://www.debian.org/security/2022/dsa-5042Third Party Advisory
FAQ
What is CVE-2021-45086?
CVE-2021-45086 is a vulnerability with a CVSS score of 6.1 (MEDIUM). XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 because a server's suggested_filename is used as the pdf_name value in PDF.js.
How severe is CVE-2021-45086?
CVE-2021-45086 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-45086?
Check the references section above for vendor advisories and patch information. Affected products include: Gnome Epiphany, Debian Debian Linux.