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CVE-2017-7786

CRITICAL

A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

Published: Jun 11, 2018 Modified: Jun 17, 2026
CWE-119

CVSS Metrics

CVSSv3
Attack Vector: NETWORK Attack Complexity: LOW Privileges Required: NONE User Interaction: NONE Scope: UNCHANGED Confidentiality Impact: HIGH Integrity Impact: HIGH Availability Impact: HIGH

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

Affected Products (23)

Vendor Product Version
debian debian_linux 8.0
debian debian_linux 9.0
redhat enterprise_linux 5.0
redhat enterprise_linux 6.0
redhat enterprise_linux 7.0
redhat enterprise_linux_desktop 5.0
redhat enterprise_linux_desktop 6.0
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_server 5.0
redhat enterprise_linux_server 6.0
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 7.3
redhat enterprise_linux_server_aus 7.4
redhat enterprise_linux_server_eus 7.3
redhat enterprise_linux_server_eus 7.4
redhat enterprise_linux_server_eus 7.5
redhat enterprise_linux_workstation 5.0
redhat enterprise_linux_workstation 6.0
redhat enterprise_linux_workstation 7.0
mozilla firefox * ≥ 52.0 < 52.1.0

…and 3 more

GitHub Security Advisory GHSA-xc6f-7p9r-r945

A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG...

Risk Scores

CVSS Score 9.8 / 10
EPSS Score 4.13%

Top 10% most likely to be exploited

Threat Score 40.4 / 100

Data Sources

NVD EPSS GitHub