CVE-2015-4518

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Summary

CVECVE-2015-4518
StatePUBLISHED
Assignermozilla
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-11-05 05:59:04 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe Reader View implementation in Mozilla Firefox before 42.0 has an improper whitelist, which makes it easier for remote attackers to bypass the Content Security Policy (CSP) protection mechanism and conduct cross-site scripting (XSS) attacks via vectors involving SVG animations and the about:reader URL.

Risk And Classification

Primary CVSS: v2.0 4.3 from [email protected]

AV:N/AC:M/Au:N/C:N/I:P/A:N

Problem Types: CWE-79 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:M/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mozilla Firefox All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2015:1942-1: important: Security update af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, Bypass Security Restrictions, and Conduct Cross-Site Scripting Attacks - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
1182778 - (CVE-2015-4518) Passive script execution on about:reader via SVG animations (affects: Firefox, NoScript, CSP; impact: spoofing, phishing) af854a3a-2127-422b-91ae-364da2661108 bugzilla.mozilla.org
USN-2785-1: Firefox vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
CSP bypass due to permissive Reader mode whitelist — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Vendor Advisory
1136692 - Reader Mode does not completely disable all active content (XSS) af854a3a-2127-422b-91ae-364da2661108 bugzilla.mozilla.org
Mozilla Products: Multiple vulnerabilities (GLSA 201512-10) — Gentoo Security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Oracle Solaris Bulletin - April 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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