What’s Vulnerable › Vulnerabilities

CVE-2016-1954

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-03-13 · updated 2026-06-17
• Weakness: CWE-264

Description

The nsCSPContext::SendReports function in dom/security/nsCSPContext.cpp in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 does not prevent use of a non-HTTP report-uri for a Content Security Policy (CSP) violation report, which allows remote attackers to cause a denial of service (data overwrite) or possibly gain privileges by specifying a URL of a local file.

Affected products

• Mozilla Firefox: through 44.0.2; 38.0, 38.0.1, 38.0.5, 38.1.0, 38.1.1, 38.2.0 (+7)
• Mozilla Thunderbird: through 38.6.0
• Novell Suse Package Hub For Suse Linux Enterprise: 12
• openSUSE Leap: 42.1
• Opensuse: 13.1, 13.2
• Oracle Corporation Oracle Linux: 5.0, 6, 7

References

• http://hg.mozilla.org/releases/mozilla-release/rev/5154bb929236
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00050.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00068.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00089.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00091.html
• http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00093.html
• http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00006.html
• http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00008.html

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