CVE-2016-4587

medium

Published 2016-07-22 · Modified 2026-05-06

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

6.5

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

6.5

Description

WebKit in Apple iOS before 9.3.3 and tvOS before 9.2.2 allows remote attackers to obtain sensitive information from uninitialized process memory via a crafted web site.

Predictions

Exploit likelihood

75%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

macOS Fixed 1 release

Version	Status	Fixed in
—	Not affected	`9.3.3`

Application impact

Vendor	Product	Versions	Fixed
apple	webkit

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.