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TI-2016-04560 Aliases CVE-2016-5262GHSA-3qpq-w8fc-xx86

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 process JavaScript…

Priority LOW 30CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-79.

Summary

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 process JavaScript event-handler attributes of a MARQUEE element within a sandboxed IFRAME element that lacks the sandbox="allow-scripts" attribute value, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.

Why it matters now

EPSS 0.01464 73rd percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 8

CPEVersionsRoleVendor
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*up to 47.0.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:45.1.0:*:*:*:*:*:*:*45.1.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:*45.1.1VulnerableMozilla
cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:*45.2.0VulnerableMozilla
cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:*45.3.0VulnerableMozilla
cpe:2.3:o:oracle:linux:5.0:*:*:*:*:*:*:*5.0VulnerableOracle
cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*6VulnerableOracle
cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*7VulnerableOracle
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 47.0.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:45.1.0:*:*:*:*:*:*:* Versions 45.1.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:* Versions 45.1.1 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:* Versions 45.2.0 Vulnerable ·Mozilla
  • cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:* Versions 45.3.0 Vulnerable ·Mozilla
  • cpe:2.3:o:oracle:linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Oracle
  • cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:* Versions 6 Vulnerable ·Oracle
  • cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* Versions 7 Vulnerable ·Oracle

Remediation

Red Hat 1 advisory

  • RHSA-2016:1551 Released 2016-08-03 · Red Hat rating Critical
    firefox security update
    • Red Hat Enterprise Linux (v. 5 server) firefox-45.3.0-1.el5_11, firefox-45.3.0-1.el5_11.i386
    • Red Hat Enterprise Linux Client (v. 7) firefox-45.3.0-1.el7_2
    • Red Hat Enterprise Linux Client Optional (v. 7) firefox-45.3.0-1.el7_2
    • Red Hat Enterprise Linux Desktop (v. 5 client) firefox-45.3.0-1.el5_11, firefox-45.3.0-1.el5_11.i386
    • Red Hat Enterprise Linux Desktop (v. 6) firefox-45.3.0-1.el6_8
    • Red Hat Enterprise Linux Desktop Optional (v. 6) firefox-45.3.0-1.el6_8
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-45.3.0-1.el6_8
    • Red Hat Enterprise Linux Server (v. 6) firefox-45.3.0-1.el6_8
    • Red Hat Enterprise Linux Server (v. 7) firefox-45.3.0-1.el7_2
    • Red Hat Enterprise Linux Server Optional (v. 6) firefox-45.3.0-1.el6_8, firefox-45.3.0-1.el6_8.ppc
    • Red Hat Enterprise Linux Server Optional (v. 7) firefox-45.3.0-1.el7_2, firefox-45.3.0-1.el7_2.ppc
    • Red Hat Enterprise Linux Workstation (v. 6) firefox-45.3.0-1.el6_8
    • Red Hat Enterprise Linux Workstation (v. 7) firefox-45.3.0-1.el7_2
    • Red Hat Enterprise Linux Workstation Optional (v. 6) firefox-45.3.0-1.el6_8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-45.3.0-1.el7_2

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2016:1551
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2016:1551
Not affected: 3 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-5262
  2. 2026-10-03 Alias added: GHSA-3qpq-w8fc-xx86

References

Advisory 8

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences