CVE-2016-1766

HIGHNVD 7.57.5—

7.5

The Profiles component in Apple iOS before 9.3 does not properly validate certificates, which allows attackers to spoof an MDM profile trust relationship via unspecified vectors.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 35.0%
KEV: Not listed

Published

March 24, 2016

Last Modified

May 6, 2026

References (8)

product-security@applehttp://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
product-security@applehttp://www.securitytracker.com/id/1035353
product-security@applehttp://www.zerodayinitiative.com/advisories/ZDI-16-314
product-security@applehttps://support.apple.com/HT206166
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1035353
af854a3a-2127-422b-91ae-364da2661108http://www.zerodayinitiative.com/advisories/ZDI-16-314
af854a3a-2127-422b-91ae-364da2661108https://support.apple.com/HT206166

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-2016-1766?

CVE-2016-1766 is a high vulnerability published on March 24, 2016. The Profiles component in Apple iOS before 9.3 does not properly validate certificates, which allows attackers to spoof an MDM profile trust relationship via unspecified vectors.

When was CVE-2016-1766 disclosed?

CVE-2016-1766 was first published in the National Vulnerability Database on March 24, 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-2016-1766 actively exploited?

CVE-2016-1766 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2016-1766?

CVE-2016-1766 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2016-1766?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-1766, 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.

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CVE-2016-1766

📅 Published

🔄 Last Modified

🔗 References (8)