CVE-2016-1940

MEDIUMNVD 5.35.3—

5.3

Mozilla Firefox before 44.0 on Android allows remote attackers to spoof the address bar via a data: URL that is mishandled during (1) shortcut opening or (2) BOOKMARK intent processing.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 55.6%
KEV: Not listed

Published

January 31, 2016

Last Modified

May 6, 2026

References (8)

security@mozillahttp://www.mozilla.org/security/announce/2016/mfsa2016-05.html
security@mozillahttp://www.securitytracker.com/id/1034825
security@mozillahttps://bugzilla.mozilla.org/show_bug.cgi?id=1208525
security@mozillahttps://security.gentoo.org/glsa/201605-06
af854a3a-2127-422b-91ae-364da2661108http://www.mozilla.org/security/announce/2016/mfsa2016-05.html
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1034825
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1208525
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201605-06

Data Freshness Timeline

(refreshed 9× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore

Frequently asked(5)

What is CVE-2016-1940?

CVE-2016-1940 is a medium vulnerability published on January 31, 2016. Mozilla Firefox before 44.0 on Android allows remote attackers to spoof the address bar via a data: URL that is mishandled during (1) shortcut opening or (2) BOOKMARK intent processing.

When was CVE-2016-1940 disclosed?

CVE-2016-1940 was first published in the National Vulnerability Database on January 31, 2016, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2016-1940 actively exploited?

CVE-2016-1940 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 55.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2016-1940?

CVE-2016-1940 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2016-1940?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-1940, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2016-1940

Explore →

Is Your Infrastructure Affected by CVE-2016-1940?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2016-1940

📅 Published

🔄 Last Modified

🔗 References (8)