CVE-2016-1775

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 4.0%CVSS: 7.8Exploit: None knownExposed services: Not assessed

No fix is confirmed yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for the fix.

TrueTypeScaler in Apple iOS before 9.3, OS X before 10.11.4, tvOS before 9.2, and watchOS before 2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted font file.

CVSS v3
7.8
EG Score
7.8HIGHmedium confidence
EG Risk
41
EG Risk 41/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation4% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track or Attend at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
4.0%
EPSS %ILE
90th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track or Attend at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation none (no KEV listing, exploit record or EPSS ≥ 50%) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

March 24, 2016

Last Modified

June 17, 2026

Advisory Details (5)

Auto-updated Oct 6, 2026
No fix on record yet.
generic

About the security content of watchOS 2.1 - Apple Support

https://support.apple.com/HT205641
generic

About the security content of tvOS 9.1 - Apple Support

https://support.apple.com/HT205640
generic

About the security content of OS X El Capitan 10.11.2, Security Update 2015-005 Yosemite, and Security Update 2015-008 Mavericks - Apple Support

https://support.apple.com/HT205637
generic

About the security content of iOS 9.2 - Apple Support

https://support.apple.com/HT205635
generic

ZDI-16-204 - TrendAI™ Zero Day Initiative™ (ZDI)

http://www.zerodayinitiative.com/advisories/ZDI-16-204

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 19× 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.

Showing the most recent 100 of 151 total refreshes for this CVE.

  1. 2026-10-05 17:38 UTCEPSS rescore
  2. 2026-10-03 14:21 UTCEPSS rescore
  3. 2026-10-01 19:43 UTCEPSS rescore
  4. 2026-09-30 14:58 UTCEPSS rescore
  5. 2026-09-30 09:11 UTCEG score recompute
  6. 2026-09-28 13:45 UTCEPSS rescore
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  1. 2026-08-25 13:44 UTCEPSS rescore
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  20. 2026-07-30 16:23 UTCEPSS rescore
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  22. 2026-07-28 15:31 UTCEPSS rescore
  23. 2026-07-26 14:50 UTCEPSS rescore
  24. 2026-07-25 14:13 UTCEPSS rescore
  25. 2026-07-23 14:14 UTCEPSS rescore
  26. 2026-07-23 01:22 UTCEG score recompute
  27. 2026-07-22 22:01 UTCEG score recompute
  28. 2026-07-22 14:04 UTCEPSS rescore
  29. 2026-07-21 15:21 UTCEPSS rescore
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  31. 2026-07-20 17:03 UTCEPSS rescore
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  44. 2026-07-13 06:09 UTCEPSS rescore
  45. 2026-07-12 05:43 UTCEPSS rescore
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  47. 2026-07-11 08:23 UTCEPSS rescore
  48. 2026-07-09 19:05 UTCEPSS rescore
  49. 2026-07-08 15:10 UTCEPSS rescore
  50. 2026-07-07 13:42 UTCEPSS rescore
  51. 2026-07-06 16:24 UTCEPSS rescore
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  62. 2026-06-27 03:05 UTCEPSS rescore
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  64. 2026-06-25 13:47 UTCEPSS rescore
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  68. 2026-06-23 21:30 UTCEPSS rescore
  69. 2026-06-22 14:23 UTCEPSS rescore
  70. 2026-06-21 14:54 UTCEPSS rescore
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  72. 2026-06-21 01:57 UTCEPSS rescore
  73. 2026-06-21 01:57 UTCEPSS rescore
  74. 2026-06-19 19:23 UTCEPSS rescore
  75. 2026-06-19 19:23 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2016-1775?
CVE-2016-1775 is a high vulnerability published on March 24, 2016. TrueTypeScaler in Apple iOS before 9.3, OS X before 10.11.4, tvOS before 9.2, and watchOS before 2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted font file.
When was CVE-2016-1775 disclosed?
CVE-2016-1775 was first published on March 24, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-1775 actively exploited?
CVE-2016-1775 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.0% probability of exploitation in the next 30 days (90th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2016-1775?
CVE-2016-1775 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2016-1775?
No fix for CVE-2016-1775 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.

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