CVE-2016-9900

External resources that should be blocked when loaded by SVG images can bypass security restrictions through the use of "data:" URLs. This could allow for cross-domain data leakage. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.

Affected

Mozilla · Firefox · Firefox ESR · Thunderbird

CVSS v3.0 NVD

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

9.61% chance of exploitation in the next 30 days, 95th percentile

Published

2018-06-11

Updated

2024-08-06

Proof-of-concept exploits (1)

• https://bugzilla.mozilla.org/show_bug.cgi?id=1319122

Security advisories

• https://www.mozilla.org/security/advisories/mfsa2016-94
• https://www.mozilla.org/security/advisories/mfsa2016-95
• https://www.mozilla.org/security/advisories/mfsa2016-96
• http://rhn.redhat.com/errata/RHSA-2016-2946.html
• http://rhn.redhat.com/errata/RHSA-2016-2973.html
• http://www.securityfocus.com/bid/94885
• http://www.securitytracker.com/id/1037461
• https://security.gentoo.org/glsa/201701-15
• https://www.debian.org/security/2017/dsa-3757

References

• CVE Record
• NVD entry